102220001212101 has 48 divisors (see below), whose sum is σ = 144599369040000. Its totient is φ = 64214145515520.

The previous prime is 102220001212081. The next prime is 102220001212157. The reversal of 102220001212101 is 101212100022201.

It is not a de Polignac number, because 102220001212101 - 2¹⁵ = 102220001179333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102220001214101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 140370405 + ... + 141096741.

It is an arithmetic number, because the mean of its divisors is an integer number (3012486855000).

Almost surely, 2^{102220001212101} is an apocalyptic number.

It is an amenable number.

102220001212101 is a deficient number, since it is larger than the sum of its proper divisors (42379367827899).

102220001212101 is a wasteful number, since it uses less digits than its factorization.

102220001212101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727706 (or 727683 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102220001212101 its reverse (101212100022201), we get a palindrome (203432101234302).

The spelling of 102220001212101 in words is "one hundred two trillion, two hundred twenty billion, one million, two hundred twelve thousand, one hundred one".