35120120451231 has 4 divisors (see below), whose sum is σ = 46826827268312. Its totient is φ = 23413413634152.

The previous prime is 35120120451187. The next prime is 35120120451239. The reversal of 35120120451231 is 13215402102153.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 35120120451231 - 2³³ = 35111530516639 is a prime.

It is a super-2 number, since 2×35120120451231² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35120120451239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5853353408536 + ... + 5853353408541.

It is an arithmetic number, because the mean of its divisors is an integer number (11706706817078).

Almost surely, 2^{35120120451231} is an apocalyptic number.

35120120451231 is a deficient number, since it is larger than the sum of its proper divisors (11706706817081).

35120120451231 is a wasteful number, since it uses less digits than its factorization.

35120120451231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11706706817080.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 35120120451231 its reverse (13215402102153), we get a palindrome (48335522553384).

The spelling of 35120120451231 in words is "thirty-five trillion, one hundred twenty billion, one hundred twenty million, four hundred fifty-one thousand, two hundred thirty-one".