15242101451012 has 12 divisors (see below), whose sum is σ = 26850324411456. Its totient is φ = 7570580190600.

The previous prime is 15242101450991. The next prime is 15242101451053. The reversal of 15242101451012 is 21015410124251.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12617633048 + ... + 12617634255.

It is an arithmetic number, because the mean of its divisors is an integer number (2237527034288).

Almost surely, 2^{15242101451012} is an apocalyptic number.

It is an amenable number.

15242101451012 is a deficient number, since it is larger than the sum of its proper divisors (11608222960444).

15242101451012 is a wasteful number, since it uses less digits than its factorization.

15242101451012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25235267458 (or 25235267456 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 29.

Adding to 15242101451012 its reverse (21015410124251), we get a palindrome (36257511575263).

The spelling of 15242101451012 in words is "fifteen trillion, two hundred forty-two billion, one hundred one million, four hundred fifty-one thousand, twelve".