100020200213057 has 2 divisors, whose sum is σ = 100020200213058. Its totient is φ = 100020200213056.

The previous prime is 100020200213009. The next prime is 100020200213077. The reversal of 100020200213057 is 750312002020001.

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., 65014565311921 + 35005634901136 = 8063161^2 + 5916556^2 .

It is a cyclic number.

It is not a de Polignac number, because 100020200213057 - 2³² = 100015905245761 is a prime.

It is not a weakly prime, because it can be changed into another prime (100020200213077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50010100106528 + 50010100106529.

It is an arithmetic number, because the mean of its divisors is an integer number (50010100106529).

Almost surely, 2^{100020200213057} is an apocalyptic number.

It is an amenable number.

100020200213057 is a deficient number, since it is larger than the sum of its proper divisors (1).

100020200213057 is an equidigital number, since it uses as much as digits as its factorization.

100020200213057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 23.

Adding to 100020200213057 its reverse (750312002020001), we get a palindrome (850332202233058).

The spelling of 100020200213057 in words is "one hundred trillion, twenty billion, two hundred million, two hundred thirteen thousand, fifty-seven".