10020212102111 has 4 divisors (see below), whose sum is σ = 10062137676000. Its totient is φ = 9978286528224.

The previous prime is 10020212102093. The next prime is 10020212102143. The reversal of 10020212102111 is 11120121202001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10020212102111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020202102111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20962786586 + ... + 20962787063.

It is an arithmetic number, because the mean of its divisors is an integer number (2515534419000).

Almost surely, 2^{10020212102111} is an apocalyptic number.

10020212102111 is a deficient number, since it is larger than the sum of its proper divisors (41925573889).

10020212102111 is an equidigital number, since it uses as much as digits as its factorization.

10020212102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41925573888.

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

Adding to 10020212102111 its reverse (11120121202001), we get a palindrome (21140333304112).

The spelling of 10020212102111 in words is "ten trillion, twenty billion, two hundred twelve million, one hundred two thousand, one hundred eleven".