2111122121002 has 8 divisors (see below), whose sum is σ = 3186110686176. Its totient is φ = 1049085225612.

The previous prime is 2111122120927. The next prime is 2111122121027. The reversal of 2111122121002 is 2001212211112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3237917038 + ... + 3237917689.

It is an arithmetic number, because the mean of its divisors is an integer number (398263835772).

Almost surely, 2^{2111122121002} is an apocalyptic number.

2111122121002 is a deficient number, since it is larger than the sum of its proper divisors (1074988565174).

2111122121002 is a wasteful number, since it uses less digits than its factorization.

2111122121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6475834892.

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

Adding to 2111122121002 its reverse (2001212211112), we get a palindrome (4112334332114).

The spelling of 2111122121002 in words is "two trillion, one hundred eleven billion, one hundred twenty-two million, one hundred twenty-one thousand, two".