100022011012 has 96 divisors (see below), whose sum is σ = 221916957696. Its totient is φ = 38313475200.

The previous prime is 100022011009. The next prime is 100022011013. The reversal of 100022011012 is 210110220001.

It is a self number, because there is not a number n which added to its sum of digits gives 100022011012.

It is not an unprimeable number, because it can be changed into a prime (100022011013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11283462 + ... + 11292322.

It is an arithmetic number, because the mean of its divisors is an integer number (2311634976).

Almost surely, 2^100022011012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100022011012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110958478848).

100022011012 is an abundant number, since it is smaller than the sum of its proper divisors (121894946684).

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

100022011012 is a wasteful number, since it uses less digits than its factorization.

100022011012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9497 (or 9495 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100022011012 its reverse (210110220001), we get a palindrome (310132231013).

The spelling of 100022011012 in words is "one hundred billion, twenty-two million, eleven thousand, twelve".