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2022020022 = 2311235692341
BaseRepresentation
bin111100010000101…
…1001001110110110
312012220210021000110
41320201121032312
513120114120042
6532350523450
7101051613051
oct17041311666
95186707013
102022020022
11948417630
12485206586
13262bb7069
1415278ba98
15bc7b209c
hex788593b6

2022020022 has 64 divisors (see below), whose sum is σ = 4613552640. Its totient is φ = 584812800.

The previous prime is 2022019991. The next prime is 2022020027. The reversal of 2022020022 is 2200202202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022020027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 862572 + ... + 864912.

It is an arithmetic number, because the mean of its divisors is an integer number (72086760).

Almost surely, 22022020022 is an apocalyptic number.

2022020022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2022020022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2306776320).

2022020022 is an abundant number, since it is smaller than the sum of its proper divisors (2591532618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2022020022 is a wasteful number, since it uses less digits than its factorization.

2022020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2949.

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 2022020022 is about 44966.8769429232. The cubic root of 2022020022 is about 1264.5280980260.

Adding to 2022020022 its reverse (2200202202), we get a palindrome (4222222224).

The spelling of 2022020022 in words is "two billion, twenty-two million, twenty thousand, twenty-two".

Divisors: 1 2 3 6 11 22 23 33 46 66 69 138 253 506 569 759 1138 1518 1707 2341 3414 4682 6259 7023 12518 13087 14046 18777 25751 26174 37554 39261 51502 53843 77253 78522 107686 143957 154506 161529 287914 323058 431871 592273 863742 1184546 1332029 1776819 2664058 3553638 3996087 7992174 14652319 29304638 30636667 43956957 61273334 87913914 91910001 183820002 337003337 674006674 1011010011 2022020022