1013201119978 has 8 divisors (see below), whose sum is σ = 1519818204960. Its totient is φ = 506595051660.

The previous prime is 1013201119951. The next prime is 1013201120027. The reversal of 1013201119978 is 8799111023101.

It is a happy number.

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

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, 2520268 + ... + 2894503.

It is an arithmetic number, because the mean of its divisors is an integer number (189977275620).

Almost surely, 2^{1013201119978} is an apocalyptic number.

1013201119978 is a deficient number, since it is larger than the sum of its proper divisors (506617084982).

1013201119978 is an equidigital number, since it uses as much as digits as its factorization.

1013201119978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5508332.

The product of its (nonzero) digits is 27216, while the sum is 43.

The spelling of 1013201119978 in words is "one trillion, thirteen billion, two hundred one million, one hundred nineteen thousand, nine hundred seventy-eight".