35120220115131 has 16 divisors (see below), whose sum is σ = 52030523602720. Its totient is φ = 23413224532320.

The previous prime is 35120220115049. The next prime is 35120220115133. The reversal of 35120220115131 is 13151102202153.

35120220115131 is a `hidden beast` number, since 3 + 5 + 120 + 2 + 20 + 1 + 1 + 513 + 1 = 666.

It is not a de Polignac number, because 35120220115131 - 2²⁵ = 35120186560699 is a prime.

It is a super-2 number, since 2×35120220115131² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 35120220115095 and 35120220115104.

It is not an unprimeable number, because it can be changed into a prime (35120220115133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4562380 + ... + 9542313.

It is an arithmetic number, because the mean of its divisors is an integer number (3251907725170).

Almost surely, 2^{35120220115131} is an apocalyptic number.

35120220115131 is a deficient number, since it is larger than the sum of its proper divisors (16910303487589).

35120220115131 is a wasteful number, since it uses less digits than its factorization.

35120220115131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14196923 (or 14196917 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

Adding to 35120220115131 its reverse (13151102202153), we get a palindrome (48271322317284).

The spelling of 35120220115131 in words is "thirty-five trillion, one hundred twenty billion, two hundred twenty million, one hundred fifteen thousand, one hundred thirty-one".