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1210020022122 = 231315712696087
BaseRepresentation
bin10001100110111010110…
…100000100011101101010
311021200021101010222021220
4101212322310010131222
5124311110111201442
62323513040242510
7153264265325352
oct21467264043552
94250241128256
101210020022122
1142719183700a
12176615310436
138a148495692
14427cb1bdb62
152171e700eec
hex119bad0476a

1210020022122 has 32 divisors (see below), whose sum is σ = 2442785140224. Its totient is φ = 399559945200.

The previous prime is 1210020022037. The next prime is 1210020022181. The reversal of 1210020022122 is 2212200200121.

It is a super-2 number, since 2×12100200221222 (a number of 25 digits) contains 22 as substring.

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, 899238 + ... + 1796849.

It is an arithmetic number, because the mean of its divisors is an integer number (76337035632).

Almost surely, 21210020022122 is an apocalyptic number.

1210020022122 is an abundant number, since it is smaller than the sum of its proper divisors (1232765118102).

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

1210020022122 is a wasteful number, since it uses less digits than its factorization.

1210020022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2696794.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1210020022122 its reverse (2212200200121), we get a palindrome (3422220222243).

The spelling of 1210020022122 in words is "one trillion, two hundred ten billion, twenty million, twenty-two thousand, one hundred twenty-two".

Divisors: 1 2 3 6 131 262 393 571 786 1142 1713 3426 74801 149602 224403 448806 2696087 5392174 8088261 16176522 353187397 706374794 1059562191 1539465677 2119124382 3078931354 4618397031 9236794062 201670003687 403340007374 605010011061 1210020022122