111211444002 has 16 divisors (see below), whose sum is σ = 232093448640. Its totient is φ = 35458721232.

The previous prime is 111211443949. The next prime is 111211444007. The reversal of 111211444002 is 200444112111.

It is a self number, because there is not a number n which added to its sum of digits gives 111211444002.

It is not an unprimeable number, because it can be changed into a prime (111211444007) 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, 402939877 + ... + 402940152.

It is an arithmetic number, because the mean of its divisors is an integer number (14505840540).

Almost surely, 2^111211444002 is an apocalyptic number.

111211444002 is an abundant number, since it is smaller than the sum of its proper divisors (120882004638).

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

111211444002 is a wasteful number, since it uses less digits than its factorization.

111211444002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805880057.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 111211444002 its reverse (200444112111), we get a palindrome (311655556113).

The spelling of 111211444002 in words is "one hundred eleven billion, two hundred eleven million, four hundred forty-four thousand, two".