211122122002 has 16 divisors (see below), whose sum is σ = 345839730624. Its totient is φ = 95862610000.

The previous prime is 211122121943. The next prime is 211122122011. The reversal of 211122122002 is 200221221112.

It is a happy 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, 5078374 + ... + 5119777.

It is an arithmetic number, because the mean of its divisors is an integer number (21614983164).

Almost surely, 2^211122122002 is an apocalyptic number.

211122122002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

211122122002 is a deficient number, since it is larger than the sum of its proper divisors (134717608622).

211122122002 is a wasteful number, since it uses less digits than its factorization.

211122122002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10199105.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 211122122002 its reverse (200221221112), we get a palindrome (411343343114).

The spelling of 211122122002 in words is "two hundred eleven billion, one hundred twenty-two million, one hundred twenty-two thousand, two".