120001311221010 has 64 divisors (see below), whose sum is σ = 292645171969920. Its totient is φ = 31486661521920.

The previous prime is 120001311220993. The next prime is 120001311221093. The reversal of 120001311221010 is 10122113100021.

120001311221010 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64470361 + ... + 66305580.

It is an arithmetic number, because the mean of its divisors is an integer number (4572580812030).

Almost surely, 2^{120001311221010} is an apocalyptic number.

120001311221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120001311221010 is an abundant number, since it is smaller than the sum of its proper divisors (172643860748910).

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

120001311221010 is a wasteful number, since it uses less digits than its factorization.

120001311221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130776443.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 120001311221010 its reverse (10122113100021), we get a palindrome (130123424321031).

The spelling of 120001311221010 in words is "one hundred twenty trillion, one billion, three hundred eleven million, two hundred twenty-one thousand, ten".