1022404451013 has 60 divisors (see below), whose sum is σ = 1725576117408. Its totient is φ = 598271758560.

The previous prime is 1022404450979. The next prime is 1022404451017. The reversal of 1022404451013 is 3101544042201.

1022404451013 is a `hidden beast` number, since 102 + 2 + 4 + 0 + 44 + 510 + 1 + 3 = 666.

1022404451013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1022404451013 - 2²⁰ = 1022403402437 is a prime.

It is a super-2 number, since 2×1022404451013² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022404451017) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 67120 + ... + 1431542.

Almost surely, 2^{1022404451013} is an apocalyptic number.

It is an amenable number.

1022404451013 is a deficient number, since it is larger than the sum of its proper divisors (703171666395).

1022404451013 is a wasteful number, since it uses less digits than its factorization.

1022404451013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1364504 (or 1364466 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 1022404451013 its reverse (3101544042201), we get a palindrome (4123948493214).

The spelling of 1022404451013 in words is "one trillion, twenty-two billion, four hundred four million, four hundred fifty-one thousand, thirteen".