10111020202012 has 48 divisors (see below), whose sum is σ = 18812279027808. Its totient is φ = 4738537728000.

The previous prime is 10111020202009. The next prime is 10111020202013. The reversal of 10111020202012 is 21020202011101.

It is a junction number, because it is equal to n+sod(n) for n = 10111020201983 and 10111020202001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111020202013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142943278 + ... + 143013994.

It is an arithmetic number, because the mean of its divisors is an integer number (391922479746).

Almost surely, 2^{10111020202012} is an apocalyptic number.

It is an amenable number.

10111020202012 is a deficient number, since it is larger than the sum of its proper divisors (8701258825796).

10111020202012 is a wasteful number, since it uses less digits than its factorization.

10111020202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79366 (or 79364 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10111020202012 its reverse (21020202011101), we get a palindrome (31131222213113).

The spelling of 10111020202012 in words is "ten trillion, one hundred eleven billion, twenty million, two hundred two thousand, twelve".