10212222020112 has 90 divisors (see below), whose sum is σ = 33246166693038. Its totient is φ = 2917777718016.

The previous prime is 10212222020111. The next prime is 10212222020153. The reversal of 10212222020112 is 21102022221201.

It is a happy number.

10212222020112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 9098403518736 + 1113818501376 = 3016356^2 + 1055376^2 .

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

It is not an unprimeable number, because it can be changed into a prime (10212222020111) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 723648133 + ... + 723662244.

Almost surely, 2^{10212222020112} is an apocalyptic number.

10212222020112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10212222020112 is an abundant number, since it is smaller than the sum of its proper divisors (23033944672926).

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

10212222020112 is a wasteful number, since it uses less digits than its factorization.

10212222020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1447310405 (or 1447310389 counting only the distinct ones).

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

Adding to 10212222020112 its reverse (21102022221201), we get a palindrome (31314244241313).

The spelling of 10212222020112 in words is "ten trillion, two hundred twelve billion, two hundred twenty-two million, twenty thousand, one hundred twelve".