102022020021101 has 2 divisors, whose sum is σ = 102022020021102. Its totient is φ = 102022020021100.

The previous prime is 102022020021083. The next prime is 102022020021139. The reversal of 102022020021101 is 101120020220201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54773306008201 + 47248714012900 = 7400899^2 + 6873770^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102022020021101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102022020021161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51011010010550 + 51011010010551.

It is an arithmetic number, because the mean of its divisors is an integer number (51011010010551).

Almost surely, 2^{102022020021101} is an apocalyptic number.

It is an amenable number.

102022020021101 is a deficient number, since it is larger than the sum of its proper divisors (1).

102022020021101 is an equidigital number, since it uses as much as digits as its factorization.

102022020021101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102022020021101 its reverse (101120020220201), we get a palindrome (203142040241302).

The spelling of 102022020021101 in words is "one hundred two trillion, twenty-two billion, twenty million, twenty-one thousand, one hundred one".