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131033122 = 2118237237
BaseRepresentation
bin1111100111101…
…10100000100010
3100010120011122121
413303312200202
5232021024442
621000254454
73150522523
oct763664042
9303504577
10131033122
1167a68140
1237a7142a
13211baabc
141358c84a
15b784967
hex7cf6822

131033122 has 16 divisors (see below), whose sum is σ = 214708032. Its totient is φ = 59479920.

The previous prime is 131033087. The next prime is 131033137. The reversal of 131033122 is 221330131.

It is a super-2 number, since 2×1310331222 = 34339358122133768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 131033096 and 131033105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14488 + ... + 21724.

It is an arithmetic number, because the mean of its divisors is an integer number (13419252).

Almost surely, 2131033122 is an apocalyptic number.

131033122 is a deficient number, since it is larger than the sum of its proper divisors (83674910).

131033122 is a wasteful number, since it uses less digits than its factorization.

131033122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8073.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 131033122 is about 11446.9699920983. The cubic root of 131033122 is about 507.9181078855.

Adding to 131033122 its reverse (221330131), we get a palindrome (352363253).

The spelling of 131033122 in words is "one hundred thirty-one million, thirty-three thousand, one hundred twenty-two".

Divisors: 1 2 11 22 823 1646 7237 9053 14474 18106 79607 159214 5956051 11912102 65516561 131033122