101021022101 has 2 divisors, whose sum is σ = 101021022102. Its totient is φ = 101021022100.

The previous prime is 101021022079. The next prime is 101021022107. The reversal of 101021022101 is 101220120101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100535921476 + 485100625 = 317074^2 + 22025^2 .

It is a cyclic number.

It is not a de Polignac number, because 101021022101 - 2¹⁰ = 101021021077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101021022107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50510511050 + 50510511051.

It is an arithmetic number, because the mean of its divisors is an integer number (50510511051).

Almost surely, 2^101021022101 is an apocalyptic number.

It is an amenable number.

101021022101 is a deficient number, since it is larger than the sum of its proper divisors (1).

101021022101 is an equidigital number, since it uses as much as digits as its factorization.

101021022101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 101021022101 its reverse (101220120101), we get a palindrome (202241142202).

The spelling of 101021022101 in words is "one hundred one billion, twenty-one million, twenty-two thousand, one hundred one".