210211121012 has 24 divisors (see below), whose sum is σ = 375479556480. Its totient is φ = 102953322560.

The previous prime is 210211120963. The next prime is 210211121053. The reversal of 210211121012 is 210121112012.

It is a congruent 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, 2721164 + ... + 2797347.

It is an arithmetic number, because the mean of its divisors is an integer number (15644981520).

Almost surely, 2^210211121012 is an apocalyptic number.

It is an amenable number.

210211121012 is a deficient number, since it is larger than the sum of its proper divisors (165268435468).

210211121012 is a wasteful number, since it uses less digits than its factorization.

210211121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5518711 (or 5518709 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 210211121012 its reverse (210121112012), we get a palindrome (420332233024).

The spelling of 210211121012 in words is "two hundred ten billion, two hundred eleven million, one hundred twenty-one thousand, twelve".