22211000022112 has 48 divisors (see below), whose sum is σ = 47710544957712. Its totient is φ = 10094348369920.

The previous prime is 22211000022091. The next prime is 22211000022119. The reversal of 22211000022112 is 21122000011222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22211000022119) 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, 2595553 + ... + 7152544.

It is an arithmetic number, because the mean of its divisors is an integer number (993969686619).

Almost surely, 2^{22211000022112} is an apocalyptic number.

22211000022112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22211000022112 is an abundant number, since it is smaller than the sum of its proper divisors (25499544935600).

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

22211000022112 is a wasteful number, since it uses less digits than its factorization.

22211000022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9754591 (or 9754583 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22211000022112 its reverse (21122000011222), we get a palindrome (43333000033334).

The spelling of 22211000022112 in words is "twenty-two trillion, two hundred eleven billion, twenty-two thousand, one hundred twelve".