11212323942 has 16 divisors (see below), whose sum is σ = 22642364160. Its totient is φ = 3701155272.

The previous prime is 11212323923. The next prime is 11212323943. The reversal of 11212323942 is 24932321211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212323943) 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, 9070842 + ... + 9072077.

It is an arithmetic number, because the mean of its divisors is an integer number (1415147760).

Almost surely, 2^11212323942 is an apocalyptic number.

11212323942 is an abundant number, since it is smaller than the sum of its proper divisors (11430040218).

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

11212323942 is a wasteful number, since it uses less digits than its factorization.

11212323942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18143027.

The product of its digits is 5184, while the sum is 30.

The spelling of 11212323942 in words is "eleven billion, two hundred twelve million, three hundred twenty-three thousand, nine hundred forty-two".