145121235611330 has 32 divisors (see below), whose sum is σ = 285268168035648. Its totient is φ = 52715278283200.

The previous prime is 145121235611227. The next prime is 145121235611353. The reversal of 145121235611330 is 33116532121541.

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, 700897532 + ... + 701104551.

It is an arithmetic number, because the mean of its divisors is an integer number (8914630251114).

Almost surely, 2^{145121235611330} is an apocalyptic number.

145121235611330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145121235611330 is a deficient number, since it is larger than the sum of its proper divisors (140146932424318).

145121235611330 is a wasteful number, since it uses less digits than its factorization.

145121235611330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402003042.

The product of its (nonzero) digits is 64800, while the sum is 38.

Adding to 145121235611330 its reverse (33116532121541), we get a palindrome (178237767732871).

The spelling of 145121235611330 in words is "one hundred forty-five trillion, one hundred twenty-one billion, two hundred thirty-five million, six hundred eleven thousand, three hundred thirty".