211120021112002 has 4 divisors (see below), whose sum is σ = 316680031668006. Its totient is φ = 105560010556000.

The previous prime is 211120021111999. The next prime is 211120021112003. The reversal of 211120021112002 is 200211120021112.

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., 209651026207561 + 1468994904441 = 14479331^2 + 1212021^2 .

It is not an unprimeable number, because it can be changed into a prime (211120021112003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52780005277999 + ... + 52780005278002.

Almost surely, 2^{211120021112002} is an apocalyptic number.

211120021112002 is a deficient number, since it is larger than the sum of its proper divisors (105560010556004).

211120021112002 is a wasteful number, since it uses less digits than its factorization.

211120021112002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105560010556003.

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

Adding to 211120021112002 its reverse (200211120021112), we get a palindrome (411331141133114).

The spelling of 211120021112002 in words is "two hundred eleven trillion, one hundred twenty billion, twenty-one million, one hundred twelve thousand, two".