10402413401221 has 16 divisors (see below), whose sum is σ = 10442134169280. Its totient is φ = 10362783674880.

The previous prime is 10402413401207. The next prime is 10402413401231. The reversal of 10402413401221 is 12210431420401.

It is a cyclic number.

It is not a de Polignac number, because 10402413401221 - 2²³ = 10402405012613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10402413401231) 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, 957771331 + ... + 957782191.

It is an arithmetic number, because the mean of its divisors is an integer number (652633385580).

Almost surely, 2^{10402413401221} is an apocalyptic number.

It is an amenable number.

10402413401221 is a deficient number, since it is larger than the sum of its proper divisors (39720768059).

10402413401221 is a wasteful number, since it uses less digits than its factorization.

10402413401221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14724.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 10402413401221 its reverse (12210431420401), we get a palindrome (22612844821622).

The spelling of 10402413401221 in words is "ten trillion, four hundred two billion, four hundred thirteen million, four hundred one thousand, two hundred twenty-one".