10122121020222 has 48 divisors (see below), whose sum is σ = 22398584382720. Its totient is φ = 3302149106256.

The previous prime is 10122121020217. The next prime is 10122121020247. The reversal of 10122121020222 is 22202012122101.

It is a happy number.

10122121020222 is a `hidden beast` number, since 10 + 1 + 221 + 210 + 2 + 0 + 222 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 10122121020195 and 10122121020204.

It is a congruent number.

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, 29747929 + ... + 30086267.

It is an arithmetic number, because the mean of its divisors is an integer number (466637174640).

Almost surely, 2^{10122121020222} is an apocalyptic number.

10122121020222 is an abundant number, since it is smaller than the sum of its proper divisors (12276463362498).

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

10122121020222 is a wasteful number, since it uses less digits than its factorization.

10122121020222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373757 (or 373754 counting only the distinct ones).

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

Adding to 10122121020222 its reverse (22202012122101), we get a palindrome (32324133142323).

The spelling of 10122121020222 in words is "ten trillion, one hundred twenty-two billion, one hundred twenty-one million, twenty thousand, two hundred twenty-two".