15120161153211 has 8 divisors (see below), whose sum is σ = 20651927428944. Its totient is φ = 9834251156480.

The previous prime is 15120161153203. The next prime is 15120161153213. The reversal of 15120161153211 is 11235116102151.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 15120161153211 - 2³ = 15120161153203 is a prime.

It is a super-2 number, since 2×15120161153211² (a number of 27 digits) contains 22 as substring.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61464069606 + ... + 61464069851.

It is an arithmetic number, because the mean of its divisors is an integer number (2581490928618).

Almost surely, 2^{15120161153211} is an apocalyptic number.

15120161153211 is a deficient number, since it is larger than the sum of its proper divisors (5531766275733).

15120161153211 is a wasteful number, since it uses less digits than its factorization.

15120161153211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122928139501.

The product of its (nonzero) digits is 1800, while the sum is 30.

Adding to 15120161153211 its reverse (11235116102151), we get a palindrome (26355277255362).

The spelling of 15120161153211 in words is "fifteen trillion, one hundred twenty billion, one hundred sixty-one million, one hundred fifty-three thousand, two hundred eleven".