2111020210072 has 64 divisors (see below), whose sum is σ = 4206267053280. Its totient is φ = 989806067712.

The previous prime is 2111020209989. The next prime is 2111020210073. The reversal of 2111020210072 is 2700120201112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111020210073) 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, 61577128 + ... + 61611400.

Almost surely, 2^{2111020210072} is an apocalyptic number.

It is an amenable number.

2111020210072 is a deficient number, since it is larger than the sum of its proper divisors (2095246843208).

2111020210072 is a wasteful number, since it uses less digits than its factorization.

2111020210072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35932 (or 35928 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 2111020210072 its reverse (2700120201112), we get a palindrome (4811140411184).

The spelling of 2111020210072 in words is "two trillion, one hundred eleven billion, twenty million, two hundred ten thousand, seventy-two".