151133434220 has 24 divisors (see below), whose sum is σ = 318116611008. Its totient is φ = 60313107200.

The previous prime is 151133434219. The next prime is 151133434237. The reversal of 151133434220 is 22434331151.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8757821 + ... + 8775060.

It is an arithmetic number, because the mean of its divisors is an integer number (13254858792).

Almost surely, 2^151133434220 is an apocalyptic number.

151133434220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

151133434220 is an abundant number, since it is smaller than the sum of its proper divisors (166983176788).

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

151133434220 is a wasteful number, since it uses less digits than its factorization.

151133434220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17533321 (or 17533319 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 151133434220 its reverse (22434331151), we get a palindrome (173567765371).

The spelling of 151133434220 in words is "one hundred fifty-one billion, one hundred thirty-three million, four hundred thirty-four thousand, two hundred twenty".