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122122002223131 = 32112683370119429
BaseRepresentation
bin11011110001000110111110…
…100011111101000000011011
3121000101202020022022222012020
4123301012332203331000123
5112001321330032120011
61111422023500545523
734503011026365651
oct3361067643750033
9530352208288166
10122122002223131
1135a037175a4a79
121184408b5522a3
13531b094920601
142222a44b3cdd1
15e1ba1828a006
hex6f11be8fd01b

122122002223131 has 32 divisors (see below), whose sum is σ = 163714663115520. Its totient is φ = 80972562384000.

The previous prime is 122122002223127. The next prime is 122122002223213. The reversal of 122122002223131 is 131322200221221.

It is not a de Polignac number, because 122122002223131 - 22 = 122122002223127 is a prime.

It is a super-2 number, since 2×1221220022231312 (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122122002223031) 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, 6285542925 + ... + 6285562353.

It is an arithmetic number, because the mean of its divisors is an integer number (5116083222360).

Almost surely, 2122122002223131 is an apocalyptic number.

122122002223131 is a deficient number, since it is larger than the sum of its proper divisors (41592660892389).

122122002223131 is a wasteful number, since it uses less digits than its factorization.

122122002223131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26027.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 122122002223131 its reverse (131322200221221), we get a palindrome (253444202444352).

The spelling of 122122002223131 in words is "one hundred twenty-two trillion, one hundred twenty-two billion, two million, two hundred twenty-three thousand, one hundred thirty-one".

Divisors: 1 3 211 633 2683 3701 8049 11103 19429 58287 566113 780911 1698339 2342733 4099519 9929783 12298557 29789349 52128007 71906729 156384021 215720187 2095184213 6285552639 10999009477 15172319819 32997028431 45516959457 192925753907 578777261721 40707334074377 122122002223131