115245211220120 has 64 divisors (see below), whose sum is σ = 259525008167040. Its totient is φ = 46058393433600.

The previous prime is 115245211220089. The next prime is 115245211220197. The reversal of 115245211220120 is 21022112542511.

It is a happy number.

It is a congruent number.

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, 1322592074 + ... + 1322679206.

It is an arithmetic number, because the mean of its divisors is an integer number (4055078252610).

Almost surely, 2^{115245211220120} is an apocalyptic number.

115245211220120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115245211220120 is an abundant number, since it is smaller than the sum of its proper divisors (144279796946920).

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

115245211220120 is a wasteful number, since it uses less digits than its factorization.

115245211220120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115236 (or 115232 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 29.

Adding to 115245211220120 its reverse (21022112542511), we get a palindrome (136267323762631).

The spelling of 115245211220120 in words is "one hundred fifteen trillion, two hundred forty-five billion, two hundred eleven million, two hundred twenty thousand, one hundred twenty".