102101220022201 has 16 divisors (see below), whose sum is σ = 108780328607040. Its totient is φ = 95497589877760.

The previous prime is 102101220022141. The next prime is 102101220022229. The reversal of 102101220022201 is 102220022101201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 102101220022201 - 2²⁹ = 102100683151289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102101220022261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5898256 + ... + 15459361.

It is an arithmetic number, because the mean of its divisors is an integer number (6798770537940).

Almost surely, 2^{102101220022201} is an apocalyptic number.

It is an amenable number.

102101220022201 is a deficient number, since it is larger than the sum of its proper divisors (6679108584839).

102101220022201 is a wasteful number, since it uses less digits than its factorization.

102101220022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21359384.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102101220022201 its reverse (102220022101201), we get a palindrome (204321242123402).

The spelling of 102101220022201 in words is "one hundred two trillion, one hundred one billion, two hundred twenty million, twenty-two thousand, two hundred one".