101210220112 has 20 divisors (see below), whose sum is σ = 196802733556. Its totient is φ = 50422417920.

The previous prime is 101210220101. The next prime is 101210220121. The reversal of 101210220112 is 211022012101.

It can be written as a sum of positive squares in 2 ways, for example, as 32343864336 + 68866355776 = 179844^2 + 262424^2 .

It is a junction number, because it is equal to n+sod(n) for n = 101210220092 and 101210220101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11413689 + ... + 11422552.

Almost surely, 2^101210220112 is an apocalyptic number.

It is an amenable number.

101210220112 is a deficient number, since it is larger than the sum of its proper divisors (95592513444).

101210220112 is a wasteful number, since it uses less digits than its factorization.

101210220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22836526 (or 22836520 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 101210220112 its reverse (211022012101), we get a palindrome (312232232213).

The spelling of 101210220112 in words is "one hundred one billion, two hundred ten million, two hundred twenty thousand, one hundred twelve".