30215104452151 has 4 divisors (see below), whose sum is σ = 30492307245400. Its totient is φ = 29937901658904.

The previous prime is 30215104452119. The next prime is 30215104452173. The reversal of 30215104452151 is 15125440151203.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 30215104452151 - 2⁵ = 30215104452119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30215104452551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138601396461 + ... + 138601396678.

It is an arithmetic number, because the mean of its divisors is an integer number (7623076811350).

Almost surely, 2^{30215104452151} is an apocalyptic number.

30215104452151 is a deficient number, since it is larger than the sum of its proper divisors (277202793249).

30215104452151 is a wasteful number, since it uses less digits than its factorization.

30215104452151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277202793248.

The product of its (nonzero) digits is 24000, while the sum is 34.

The spelling of 30215104452151 in words is "thirty trillion, two hundred fifteen billion, one hundred four million, four hundred fifty-two thousand, one hundred fifty-one".