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210012001122 = 23711454571431
BaseRepresentation
bin1100001110010110110…
…0001101001101100010
3202002002002122001001210
43003211230031031202
511420101033013442
6240251142010550
721113202361440
oct3034554151542
9662062561053
10210012001122
118107a3328a0
1234850716a56
1316a5b64bcb1
14a243a89b90
1556e240319c
hex30e5b0d362

210012001122 has 32 divisors (see below), whose sum is σ = 523666289664. Its totient is φ = 54548571600.

The previous prime is 210012001081. The next prime is 210012001153. The reversal of 210012001122 is 221100210012.

It is a junction number, because it is equal to n+sod(n) for n = 210012001098 and 210012001107.

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, 227285254 + ... + 227286177.

It is an arithmetic number, because the mean of its divisors is an integer number (16364571552).

Almost surely, 2210012001122 is an apocalyptic number.

210012001122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210012001122 is an abundant number, since it is smaller than the sum of its proper divisors (313654288542).

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

210012001122 is a wasteful number, since it uses less digits than its factorization.

210012001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454571454.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 210012001122 its reverse (221100210012), we get a palindrome (431112211134).

The spelling of 210012001122 in words is "two hundred ten billion, twelve million, one thousand, one hundred twenty-two".

Divisors: 1 2 3 6 7 11 14 21 22 33 42 66 77 154 231 462 454571431 909142862 1363714293 2727428586 3182000017 5000285741 6364000034 9546000051 10000571482 15000857223 19092000102 30001714446 35002000187 70004000374 105006000561 210012001122