102022101120021 has 16 divisors (see below), whose sum is σ = 136396329245568. Its totient is φ = 67831544422400.

The previous prime is 102022101120019. The next prime is 102022101120029. The reversal of 102022101120021 is 120021101220201.

It is a cyclic number.

It is not a de Polignac number, because 102022101120021 - 2¹ = 102022101120019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102022101120029) 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, 28415721 + ... + 31804046.

It is an arithmetic number, because the mean of its divisors is an integer number (8524770577848).

Almost surely, 2^{102022101120021} is an apocalyptic number.

It is an amenable number.

102022101120021 is a deficient number, since it is larger than the sum of its proper divisors (34374228125547).

102022101120021 is an equidigital number, since it uses as much as digits as its factorization.

102022101120021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60221292.

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

Adding to 102022101120021 its reverse (120021101220201), we get a palindrome (222043202340222).

The spelling of 102022101120021 in words is "one hundred two trillion, twenty-two billion, one hundred one million, one hundred twenty thousand, twenty-one".