102101200021202 has 8 divisors (see below), whose sum is σ = 155662485278412. Its totient is φ = 50213704928400.

The previous prime is 102101200021189. The next prime is 102101200021243. The reversal of 102101200021202 is 202120002101201.

It can be written as a sum of positive squares in 2 ways, for example, as 88770296396401 + 13330903624801 = 9421799^2 + 3651151^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 418447540949 + ... + 418447541192.

Almost surely, 2^{102101200021202} is an apocalyptic number.

102101200021202 is a deficient number, since it is larger than the sum of its proper divisors (53561285257210).

102101200021202 is an equidigital number, since it uses as much as digits as its factorization.

102101200021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836895082204.

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

Adding to 102101200021202 its reverse (202120002101201), we get a palindrome (304221202122403).

The spelling of 102101200021202 in words is "one hundred two trillion, one hundred one billion, two hundred million, twenty-one thousand, two hundred two".