211122102201002 has 4 divisors (see below), whose sum is σ = 316683153301506. Its totient is φ = 105561051100500.

The previous prime is 211122102200983. The next prime is 211122102201061. The reversal of 211122102201002 is 200102201221112.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 186525967817401 + 24596134383601 = 13657451^2 + 4959449^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52780525550249 + ... + 52780525550252.

Almost surely, 2^{211122102201002} is an apocalyptic number.

211122102201002 is a deficient number, since it is larger than the sum of its proper divisors (105561051100504).

211122102201002 is a wasteful number, since it uses less digits than its factorization.

211122102201002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105561051100503.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 211122102201002 its reverse (200102201221112), we get a palindrome (411224303422114).

The spelling of 211122102201002 in words is "two hundred eleven trillion, one hundred twenty-two billion, one hundred two million, two hundred one thousand, two".