2111520014402 has 8 divisors (see below), whose sum is σ = 3240937696656. Its totient is φ = 1031207448852.

The previous prime is 2111520014377. The next prime is 2111520014413. The reversal of 2111520014402 is 2044100251112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12276279068 + ... + 12276279239.

It is an arithmetic number, because the mean of its divisors is an integer number (405117212082).

Almost surely, 2^{2111520014402} is an apocalyptic number.

2111520014402 is a deficient number, since it is larger than the sum of its proper divisors (1129417682254).

2111520014402 is a wasteful number, since it uses less digits than its factorization.

2111520014402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24552558352.

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 2111520014402 its reverse (2044100251112), we get a palindrome (4155620265514).

The spelling of 2111520014402 in words is "two trillion, one hundred eleven billion, five hundred twenty million, fourteen thousand, four hundred two".