101220210022101 has 32 divisors (see below), whose sum is σ = 138684987420672. Its totient is φ = 65631158288640.

The previous prime is 101220210022031. The next prime is 101220210022103. The reversal of 101220210022101 is 101220012022101.

It is not a de Polignac number, because 101220210022101 - 2⁹ = 101220210021589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101220210022103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 341924316 + ... + 342220218.

It is an arithmetic number, because the mean of its divisors is an integer number (4333905856896).

Almost surely, 2^{101220210022101} is an apocalyptic number.

It is an amenable number.

101220210022101 is a deficient number, since it is larger than the sum of its proper divisors (37464777398571).

101220210022101 is a wasteful number, since it uses less digits than its factorization.

101220210022101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307193.

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

Adding to 101220210022101 its reverse (101220012022101), we get a palindrome (202440222044202).

The spelling of 101220210022101 in words is "one hundred one trillion, two hundred twenty billion, two hundred ten million, twenty-two thousand, one hundred one".