20200012020111 has 128 divisors (see below), whose sum is σ = 36064854097920. Its totient is φ = 9735342336000.

The previous prime is 20200012020031. The next prime is 20200012020131. The reversal of 20200012020111 is 11102021000202.

It is not a de Polignac number, because 20200012020111 - 2⁹ = 20200012019599 is a prime.

It is a super-2 number, since 2×20200012020111² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20200012020131) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 89922150 + ... + 90146508.

It is an arithmetic number, because the mean of its divisors is an integer number (281756672640).

Almost surely, 2^{20200012020111} is an apocalyptic number.

20200012020111 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

20200012020111 is a deficient number, since it is larger than the sum of its proper divisors (15864842077809).

20200012020111 is a wasteful number, since it uses less digits than its factorization.

20200012020111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224725.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20200012020111 its reverse (11102021000202), we get a palindrome (31302033020313).

The spelling of 20200012020111 in words is "twenty trillion, two hundred billion, twelve million, twenty thousand, one hundred eleven".