11123641002 has 32 divisors (see below), whose sum is σ = 22855701312. Its totient is φ = 3606539904.

The previous prime is 11123640977. The next prime is 11123641003. The reversal of 11123641002 is 20014632111.

It is a self number, because there is not a number n which added to its sum of digits gives 11123641002.

It is not an unprimeable number, because it can be changed into a prime (11123641003) 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, 989638 + ... + 1000814.

It is an arithmetic number, because the mean of its divisors is an integer number (714240666).

Almost surely, 2^11123641002 is an apocalyptic number.

11123641002 is an abundant number, since it is smaller than the sum of its proper divisors (11732060310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11123641002 is a wasteful number, since it uses less digits than its factorization.

11123641002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15702.

The product of its (nonzero) digits is 288, while the sum is 21.

The spelling of 11123641002 in words is "eleven billion, one hundred twenty-three million, six hundred forty-one thousand, two".