101220010021112 has 24 divisors (see below), whose sum is σ = 201608194704960. Its totient is φ = 47632945891200.

The previous prime is 101220010021099. The next prime is 101220010021121. The reversal of 101220010021112 is 211120010022101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21890138264 + ... + 21890142887.

It is an arithmetic number, because the mean of its divisors is an integer number (8400341446040).

Almost surely, 2^{101220010021112} is an apocalyptic number.

It is an amenable number.

101220010021112 is a deficient number, since it is larger than the sum of its proper divisors (100388184683848).

101220010021112 is a wasteful number, since it uses less digits than its factorization.

101220010021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43780281191 (or 43780281170 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101220010021112 its reverse (211120010022101), we get a palindrome (312340020043213).

The spelling of 101220010021112 in words is "one hundred one trillion, two hundred twenty billion, ten million, twenty-one thousand, one hundred twelve".