112020200101021 has 2 divisors, whose sum is σ = 112020200101022. Its totient is φ = 112020200101020.

The previous prime is 112020200101009. The next prime is 112020200101027. The reversal of 112020200101021 is 120101002020211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79160363578521 + 32859836522500 = 8897211^2 + 5732350^2 .

It is an emirp because it is prime and its reverse (120101002020211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112020200101021 - 2²⁷ = 112020065883293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112020200100992 and 112020200101010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112020200101027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56010100050510 + 56010100050511.

It is an arithmetic number, because the mean of its divisors is an integer number (56010100050511).

Almost surely, 2^{112020200101021} is an apocalyptic number.

It is an amenable number.

112020200101021 is a deficient number, since it is larger than the sum of its proper divisors (1).

112020200101021 is an equidigital number, since it uses as much as digits as its factorization.

112020200101021 is an evil number, because the sum of its binary digits is even.

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

Adding to 112020200101021 its reverse (120101002020211), we get a palindrome (232121202121232).

The spelling of 112020200101021 in words is "one hundred twelve trillion, twenty billion, two hundred million, one hundred one thousand, twenty-one".