150021115120 has 20 divisors (see below), whose sum is σ = 348799092840. Its totient is φ = 60008446016.

The previous prime is 150021115099. The next prime is 150021115147. The reversal of 150021115120 is 21511120051.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×150021115120² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 937631890 + ... + 937632049.

It is an arithmetic number, because the mean of its divisors is an integer number (17439954642).

Almost surely, 2^150021115120 is an apocalyptic number.

150021115120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150021115120 is an abundant number, since it is smaller than the sum of its proper divisors (198777977720).

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

150021115120 is a wasteful number, since it uses less digits than its factorization.

150021115120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1875263952 (or 1875263946 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 19.

Adding to 150021115120 its reverse (21511120051), we get a palindrome (171532235171).

The spelling of 150021115120 in words is "one hundred fifty billion, twenty-one million, one hundred fifteen thousand, one hundred twenty".