1013111004420 has 72 divisors (see below), whose sum is σ = 3206716583616. Its totient is φ = 258416718912.

The previous prime is 1013111004383. The next prime is 1013111004469. The reversal of 1013111004420 is 244001113101.

1013111004420 is a `hidden beast` number, since 1 + 0 + 131 + 110 + 0 + 4 + 420 = 666.

1013111004420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1013111004393 and 1013111004402.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 122352262 + ... + 122360541.

It is an arithmetic number, because the mean of its divisors is an integer number (44537730328).

Almost surely, 2^{1013111004420} is an apocalyptic number.

1013111004420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013111004420 is an abundant number, since it is smaller than the sum of its proper divisors (2193605579196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1013111004420 is a wasteful number, since it uses less digits than its factorization.

1013111004420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244712841 (or 244712836 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1013111004420 its reverse (244001113101), we get a palindrome (1257112117521).

The spelling of 1013111004420 in words is "one trillion, thirteen billion, one hundred eleven million, four thousand, four hundred twenty".