2111212001122 has 16 divisors (see below), whose sum is σ = 3620219617152. Its totient is φ = 904555382400.

The previous prime is 2111212001111. The next prime is 2111212001123. The reversal of 2111212001122 is 2211002121112.

It is a super-2 number, since 2×2111212001122² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2111212001096 and 2111212001105.

It is not an unprimeable number, because it can be changed into a prime (2111212001123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20760879 + ... + 20862322.

It is an arithmetic number, because the mean of its divisors is an integer number (226263726072).

Almost surely, 2^{2111212001122} is an apocalyptic number.

2111212001122 is a deficient number, since it is larger than the sum of its proper divisors (1509007616030).

2111212001122 is a wasteful number, since it uses less digits than its factorization.

2111212001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41626833.

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

Adding to 2111212001122 its reverse (2211002121112), we get a palindrome (4322214122234).

The spelling of 2111212001122 in words is "two trillion, one hundred eleven billion, two hundred twelve million, one thousand, one hundred twenty-two".