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10222202020 = 2254795311411
BaseRepresentation
bin10011000010100101…
…00110110010100100
3222101101212122222211
421201102212302210
5131413340431040
64410201133204
7511213166152
oct114122466244
928341778884
1010222202020
114376191748
121b9348a204
13c6ba49264
146cd8843d2
153ec6508ea
hex2614a6ca4

10222202020 has 48 divisors (see below), whose sum is σ = 21948288768. Its totient is φ = 3997333760.

The previous prime is 10222202009. The next prime is 10222202099. The reversal of 10222202020 is 2020222201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 890115 + ... + 901525.

It is an arithmetic number, because the mean of its divisors is an integer number (457256016).

Almost surely, 210222202020 is an apocalyptic number.

10222202020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10222202020 is an abundant number, since it is smaller than the sum of its proper divisors (11726086748).

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

10222202020 is a wasteful number, since it uses less digits than its factorization.

10222202020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12420 (or 12418 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 10222202020 its reverse (2020222201), we get a palindrome (12242424221).

The spelling of 10222202020 in words is "ten billion, two hundred twenty-two million, two hundred two thousand, twenty".

Divisors: 1 2 4 5 10 20 47 94 188 235 470 940 953 1906 3812 4765 9530 11411 19060 22822 44791 45644 57055 89582 114110 179164 223955 228220 447910 536317 895820 1072634 2145268 2681585 5363170 10726340 10874683 21749366 43498732 54373415 108746830 217493660 511110101 1022220202 2044440404 2555550505 5111101010 10222202020