1012438342115 has 16 divisors (see below), whose sum is σ = 1288430971200. Its totient is φ = 761098383360.

The previous prime is 1012438342109. The next prime is 1012438342117. The reversal of 1012438342115 is 5112438342101.

It is not a de Polignac number, because 1012438342115 - 2⁴ = 1012438342099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1012438342117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9384590 + ... + 9491859.

It is an arithmetic number, because the mean of its divisors is an integer number (80526935700).

Almost surely, 2^{1012438342115} is an apocalyptic number.

1012438342115 is a deficient number, since it is larger than the sum of its proper divisors (275992629085).

1012438342115 is a wasteful number, since it uses less digits than its factorization.

1012438342115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18877102.

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 1012438342115 in words is "one trillion, twelve billion, four hundred thirty-eight million, three hundred forty-two thousand, one hundred fifteen".