101022122221212 has 24 divisors (see below), whose sum is σ = 236939623453456. Its totient is φ = 33499563844608.

The previous prime is 101022122221201. The next prime is 101022122221219. The reversal of 101022122221212 is 212122221220101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101022122221219) 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, 21809609563 + ... + 21809614194.

Almost surely, 2^{101022122221212} is an apocalyptic number.

101022122221212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101022122221212 is an abundant number, since it is smaller than the sum of its proper divisors (135917501232244).

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

101022122221212 is a wasteful number, since it uses less digits than its factorization.

101022122221212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43619223957 (or 43619223955 counting only the distinct ones).

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

Adding to 101022122221212 its reverse (212122221220101), we get a palindrome (313144343441313).

The spelling of 101022122221212 in words is "one hundred one trillion, twenty-two billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred twelve".