1020121110022 has 16 divisors (see below), whose sum is σ = 1840820048640. Its totient is φ = 414184510728.

The previous prime is 1020121109999. The next prime is 1020121110049. The reversal of 1020121110022 is 2200111210201.

It is a super-2 number, since 2×1020121110022² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1020121109984 and 1020121110011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1917520618 + ... + 1917521149.

It is an arithmetic number, because the mean of its divisors is an integer number (115051253040).

Almost surely, 2^{1020121110022} is an apocalyptic number.

1020121110022 is a deficient number, since it is larger than the sum of its proper divisors (820698938618).

1020121110022 is a wasteful number, since it uses less digits than its factorization.

1020121110022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3835041795.

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

Adding to 1020121110022 its reverse (2200111210201), we get a palindrome (3220232320223).

The spelling of 1020121110022 in words is "one trillion, twenty billion, one hundred twenty-one million, one hundred ten thousand, twenty-two".