101202222121112 has 32 divisors (see below), whose sum is σ = 217332320879520. Its totient is φ = 43278297642240.

The previous prime is 101202222121111. The next prime is 101202222121139. The reversal of 101202222121112 is 211121222202101.

It is a super-2 number, since 2×101202222121112² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101202222121111) 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, 1960042013 + ... + 1960093644.

It is an arithmetic number, because the mean of its divisors is an integer number (6791635027485).

Almost surely, 2^{101202222121112} is an apocalyptic number.

It is an amenable number.

101202222121112 is an abundant number, since it is smaller than the sum of its proper divisors (116130098758408).

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

101202222121112 is a wasteful number, since it uses less digits than its factorization.

101202222121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3920136131 (or 3920136127 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 101202222121112 its reverse (211121222202101), we get a palindrome (312323444323213).

The spelling of 101202222121112 in words is "one hundred one trillion, two hundred two billion, two hundred twenty-two million, one hundred twenty-one thousand, one hundred twelve".