120553021511004 has 48 divisors (see below), whose sum is σ = 285903347577120. Its totient is φ = 39525353226240.

The previous prime is 120553021510997. The next prime is 120553021511047. The reversal of 120553021511004 is 400115120355021.

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, 167216332 + ... + 167935724.

It is an arithmetic number, because the mean of its divisors is an integer number (5956319741190).

Almost surely, 2^{120553021511004} is an apocalyptic number.

It is an amenable number.

120553021511004 is an abundant number, since it is smaller than the sum of its proper divisors (165350326066116).

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

120553021511004 is a wasteful number, since it uses less digits than its factorization.

120553021511004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 948390 (or 948388 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 120553021511004 its reverse (400115120355021), we get a palindrome (520668141866025).

The spelling of 120553021511004 in words is "one hundred twenty trillion, five hundred fifty-three billion, twenty-one million, five hundred eleven thousand, four".