102120120220102 has 16 divisors (see below), whose sum is σ = 157451526168480. Its totient is φ = 49653329444992.

The previous prime is 102120120220093. The next prime is 102120120220127. The reversal of 102120120220102 is 201022021021201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4262808202 + ... + 4262832157.

It is an arithmetic number, because the mean of its divisors is an integer number (9840720385530).

Almost surely, 2^{102120120220102} is an apocalyptic number.

102120120220102 is a deficient number, since it is larger than the sum of its proper divisors (55331405948378).

102120120220102 is a wasteful number, since it uses less digits than its factorization.

102120120220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8525640527.

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

Adding to 102120120220102 its reverse (201022021021201), we get a palindrome (303142141241303).

The spelling of 102120120220102 in words is "one hundred two trillion, one hundred twenty billion, one hundred twenty million, two hundred twenty thousand, one hundred two".