10020120212111 has 32 divisors (see below), whose sum is σ = 10238263056000. Its totient is φ = 9805114828800.

The previous prime is 10020120212107. The next prime is 10020120212117. The reversal of 10020120212111 is 11121202102001.

It is a cyclic number.

It is not a de Polignac number, because 10020120212111 - 2² = 10020120212107 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 (10020120212117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4051806371 + ... + 4051808843.

It is an arithmetic number, because the mean of its divisors is an integer number (319945720500).

Almost surely, 2^{10020120212111} is an apocalyptic number.

10020120212111 is a deficient number, since it is larger than the sum of its proper divisors (218142843889).

10020120212111 is a wasteful number, since it uses less digits than its factorization.

10020120212111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4019.

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

Adding to 10020120212111 its reverse (11121202102001), we get a palindrome (21141322314112).

The spelling of 10020120212111 in words is "ten trillion, twenty billion, one hundred twenty million, two hundred twelve thousand, one hundred eleven".