15120161153212 has 6 divisors (see below), whose sum is σ = 26460282018128. Its totient is φ = 7560080576604.

The previous prime is 15120161153203. The next prime is 15120161153213. The reversal of 15120161153212 is 21235116102151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15120161153213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1890020144148 + ... + 1890020144155.

Almost surely, 2^{15120161153212} is an apocalyptic number.

It is an amenable number.

15120161153212 is a deficient number, since it is larger than the sum of its proper divisors (11340120864916).

15120161153212 is a wasteful number, since it uses less digits than its factorization.

15120161153212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3780040288307 (or 3780040288305 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 31.

Adding to 15120161153212 its reverse (21235116102151), we get a palindrome (36355277255363).

The spelling of 15120161153212 in words is "fifteen trillion, one hundred twenty billion, one hundred sixty-one million, one hundred fifty-three thousand, two hundred twelve".