10402404111122 has 16 divisors (see below), whose sum is σ = 16679146361472. Its totient is φ = 4853719838880.

The previous prime is 10402404111103. The next prime is 10402404111149. The reversal of 10402404111122 is 22111140420401.

It is a super-2 number, since 2×10402404111122² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2757793478 + ... + 2757797249.

It is an arithmetic number, because the mean of its divisors is an integer number (1042446647592).

Almost surely, 2^{10402404111122} is an apocalyptic number.

10402404111122 is a deficient number, since it is larger than the sum of its proper divisors (6276742250350).

10402404111122 is a wasteful number, since it uses less digits than its factorization.

10402404111122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5515590793.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 10402404111122 its reverse (22111140420401), we get a palindrome (32513544531523).

The spelling of 10402404111122 in words is "ten trillion, four hundred two billion, four hundred four million, one hundred eleven thousand, one hundred twenty-two".