2111121020022 has 16 divisors (see below), whose sum is σ = 4825419474432. Its totient is φ = 603177434280.

The previous prime is 2111121019991. The next prime is 2111121020083. The reversal of 2111121020022 is 2200201211112.

It is a super-2 number, since 2×2111121020022² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2111121019983 and 2111121020010.

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, 25132393054 + ... + 25132393137.

It is an arithmetic number, because the mean of its divisors is an integer number (301588717152).

Almost surely, 2^{2111121020022} is an apocalyptic number.

2111121020022 is an abundant number, since it is smaller than the sum of its proper divisors (2714298454410).

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

2111121020022 is a wasteful number, since it uses less digits than its factorization.

2111121020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50264786203.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2111121020022 its reverse (2200201211112), we get a palindrome (4311322231134).

The spelling of 2111121020022 in words is "two trillion, one hundred eleven billion, one hundred twenty-one million, twenty thousand, twenty-two".