151232315120 has 20 divisors (see below), whose sum is σ = 351615132840. Its totient is φ = 60492926016.

The previous prime is 151232315119. The next prime is 151232315131. The reversal of 151232315120 is 21513232151.

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

It is a super-2 number, since 2×151232315120² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 151232315120.

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, 945201890 + ... + 945202049.

It is an arithmetic number, because the mean of its divisors is an integer number (17580756642).

Almost surely, 2^151232315120 is an apocalyptic number.

151232315120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151232315120 is an abundant number, since it is smaller than the sum of its proper divisors (200382817720).

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

151232315120 is a wasteful number, since it uses less digits than its factorization.

151232315120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1890403952 (or 1890403946 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 151232315120 its reverse (21513232151), we get a palindrome (172745547271).

The spelling of 151232315120 in words is "one hundred fifty-one billion, two hundred thirty-two million, three hundred fifteen thousand, one hundred twenty".