11720340121402 has 16 divisors (see below), whose sum is σ = 19236680200224. Its totient is φ = 5311332378000.

The previous prime is 11720340121363. The next prime is 11720340121423. The reversal of 11720340121402 is 20412104302711.

It is a super-2 number, since 2×11720340121402² (a number of 27 digits) contains 22 as substring.

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, 804740049 + ... + 804754612.

It is an arithmetic number, because the mean of its divisors is an integer number (1202292512514).

Almost surely, 2^{11720340121402} is an apocalyptic number.

11720340121402 is a deficient number, since it is larger than the sum of its proper divisors (7516340078822).

11720340121402 is a wasteful number, since it uses less digits than its factorization.

11720340121402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609495005.

The product of its (nonzero) digits is 2688, while the sum is 28.

The spelling of 11720340121402 in words is "eleven trillion, seven hundred twenty billion, three hundred forty million, one hundred twenty-one thousand, four hundred two".