20212111210010 has 64 divisors (see below), whose sum is σ = 37267932556800. Its totient is φ = 7890167854080.

The previous prime is 20212111210009. The next prime is 20212111210021. The reversal of 20212111210010 is 1001211121202.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58790591 + ... + 59133389.

It is an arithmetic number, because the mean of its divisors is an integer number (582311446200).

Almost surely, 2^{20212111210010} is an apocalyptic number.

20212111210010 is a deficient number, since it is larger than the sum of its proper divisors (17055821346790).

20212111210010 is a wasteful number, since it uses less digits than its factorization.

20212111210010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343623.

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

Adding to 20212111210010 its reverse (1001211121202), we get a palindrome (21213322331212).

The spelling of 20212111210010 in words is "twenty trillion, two hundred twelve billion, one hundred eleven million, two hundred ten thousand, ten".