102220100202101 has 64 divisors (see below), whose sum is σ = 124377108387840. Its totient is φ = 82190319805440.

The previous prime is 102220100202089. The next prime is 102220100202113. The reversal of 102220100202101 is 101202001022201.

It is an interprime number because it is at equal distance from previous prime (102220100202089) and next prime (102220100202113).

It is not a de Polignac number, because 102220100202101 - 2¹⁰ = 102220100201077 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102220100222101) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 249120230 + ... + 249530216.

It is an arithmetic number, because the mean of its divisors is an integer number (1943392318560).

Almost surely, 2^{102220100202101} is an apocalyptic number.

It is an amenable number.

102220100202101 is a deficient number, since it is larger than the sum of its proper divisors (22157008185739).

102220100202101 is a wasteful number, since it uses less digits than its factorization.

102220100202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410394.

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

Adding to 102220100202101 its reverse (101202001022201), we get a palindrome (203422101224302).

The spelling of 102220100202101 in words is "one hundred two trillion, two hundred twenty billion, one hundred million, two hundred two thousand, one hundred one".