11122312002 has 16 divisors (see below), whose sum is σ = 22249861920. Its totient is φ = 3706564352.

The previous prime is 11122311989. The next prime is 11122312013. The reversal of 11122312002 is 20021322111.

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, 190368 + ... + 241835.

It is an arithmetic number, because the mean of its divisors is an integer number (1390616370).

Almost surely, 2^11122312002 is an apocalyptic number.

11122312002 is an abundant number, since it is smaller than the sum of its proper divisors (11127549918).

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

11122312002 is a wasteful number, since it uses less digits than its factorization.

11122312002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436497.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 11122312002 its reverse (20021322111), we get a palindrome (31143634113).

The spelling of 11122312002 in words is "eleven billion, one hundred twenty-two million, three hundred twelve thousand, two".