11211623402 has 16 divisors (see below), whose sum is σ = 19224078720. Its totient is φ = 4803943248.

The previous prime is 11211623399. The next prime is 11211623407. The reversal of 11211623402 is 20432611211.

11211623402 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (11211623407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17513 + ... + 150764.

It is an arithmetic number, because the mean of its divisors is an integer number (1201504920).

Almost surely, 2^11211623402 is an apocalyptic number.

11211623402 is a deficient number, since it is larger than the sum of its proper divisors (8012455318).

11211623402 is a wasteful number, since it uses less digits than its factorization.

11211623402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173045.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 11211623402 in words is "eleven billion, two hundred eleven million, six hundred twenty-three thousand, four hundred two".