2111121210022 has 16 divisors (see below), whose sum is σ = 3467404227600. Its totient is φ = 956033259040.

The previous prime is 2111121209971. The next prime is 2111121210043. The reversal of 2111121210022 is 2200121211112.

It is a junction number, because it is equal to n+sod(n) for n = 2111121209978 and 2111121210005.

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, 178358497 + ... + 178370332.

It is an arithmetic number, because the mean of its divisors is an integer number (216712764225).

Almost surely, 2^{2111121210022} is an apocalyptic number.

2111121210022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2111121210022 is a deficient number, since it is larger than the sum of its proper divisors (1356283017578).

2111121210022 is a wasteful number, since it uses less digits than its factorization.

2111121210022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356729111.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2111121210022 its reverse (2200121211112), we get a palindrome (4311242421134).

The spelling of 2111121210022 in words is "two trillion, one hundred eleven billion, one hundred twenty-one million, two hundred ten thousand, twenty-two".