211121100110002 has 32 divisors (see below), whose sum is σ = 329900390645760. Its totient is φ = 101246837611920.

The previous prime is 211121100109993. The next prime is 211121100110003. The reversal of 211121100110002 is 200011001121112.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (211121100110003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18214258 + ... + 27459085.

It is an arithmetic number, because the mean of its divisors is an integer number (10309387207680).

Almost surely, 2^{211121100110002} is an apocalyptic number.

211121100110002 is a deficient number, since it is larger than the sum of its proper divisors (118779290535758).

211121100110002 is a wasteful number, since it uses less digits than its factorization.

211121100110002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45674358.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 211121100110002 its reverse (200011001121112), we get a palindrome (411132101231114).

The spelling of 211121100110002 in words is "two hundred eleven trillion, one hundred twenty-one billion, one hundred million, one hundred ten thousand, two".