202021000141 has 2 divisors, whose sum is σ = 202021000142. Its totient is φ = 202021000140.

The previous prime is 202021000117. The next prime is 202021000163. The reversal of 202021000141 is 141000120202.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 163115015625 + 38905984516 = 403875^2 + 197246^2 .

It is a cyclic number.

It is not a de Polignac number, because 202021000141 - 2³³ = 193431065549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202025000141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101010500070 + 101010500071.

It is an arithmetic number, because the mean of its divisors is an integer number (101010500071).

Almost surely, 2^202021000141 is an apocalyptic number.

It is an amenable number.

202021000141 is a deficient number, since it is larger than the sum of its proper divisors (1).

202021000141 is an equidigital number, since it uses as much as digits as its factorization.

202021000141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 202021000141 its reverse (141000120202), we get a palindrome (343021120343).

The spelling of 202021000141 in words is "two hundred two billion, twenty-one million, one hundred forty-one", and thus it is an aban number.