10122102022212 has 72 divisors (see below), whose sum is σ = 25822158072984. Its totient is φ = 3343081406976.

The previous prime is 10122102022181. The next prime is 10122102022223. The reversal of 10122102022212 is 21222020122101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6038736123456 + 4083365898756 = 2457384^2 + 2020734^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 948673 + ... + 4598280.

It is an arithmetic number, because the mean of its divisors is an integer number (358641084347).

Almost surely, 2^{10122102022212} is an apocalyptic number.

10122102022212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10122102022212 is an abundant number, since it is smaller than the sum of its proper divisors (15700056050772).

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

10122102022212 is a wasteful number, since it uses less digits than its factorization.

10122102022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5547429 (or 5547424 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10122102022212 its reverse (21222020122101), we get a palindrome (31344122144313).

The spelling of 10122102022212 in words is "ten trillion, one hundred twenty-two billion, one hundred two million, twenty-two thousand, two hundred twelve".