22002102211012 has 96 divisors (see below), whose sum is σ = 48719415306240. Its totient is φ = 8445508216320.

The previous prime is 22002102210971. The next prime is 22002102211031. The reversal of 22002102211012 is 21011220120022.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3919539 + ... + 7704997.

It is an arithmetic number, because the mean of its divisors is an integer number (507493909440).

Almost surely, 2^{22002102211012} is an apocalyptic number.

22002102211012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22002102211012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24359707653120).

22002102211012 is an abundant number, since it is smaller than the sum of its proper divisors (26717313095228).

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

22002102211012 is a wasteful number, since it uses less digits than its factorization.

22002102211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3785761 (or 3785759 counting only the distinct ones).

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

Adding to 22002102211012 its reverse (21011220120022), we get a palindrome (43013322331034).

The spelling of 22002102211012 in words is "twenty-two trillion, two billion, one hundred two million, two hundred eleven thousand, twelve".