151220133330112 has 112 divisors (see below), whose sum is σ = 376002552844800. Its totient is φ = 58620869683200.

The previous prime is 151220133330103. The next prime is 151220133330113. The reversal of 151220133330112 is 211033331022151.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (151220133330113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76119589 + ... + 78080932.

It is an arithmetic number, because the mean of its divisors is an integer number (3357165650400).

Almost surely, 2^{151220133330112} is an apocalyptic number.

It is an amenable number.

151220133330112 is an abundant number, since it is smaller than the sum of its proper divisors (224782419514688).

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

151220133330112 is a wasteful number, since it uses less digits than its factorization.

151220133330112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154200750 (or 154200740 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

Adding to 151220133330112 its reverse (211033331022151), we get a palindrome (362253464352263).

The spelling of 151220133330112 in words is "one hundred fifty-one trillion, two hundred twenty billion, one hundred thirty-three million, three hundred thirty thousand, one hundred twelve".