102321422221420 has 12 divisors (see below), whose sum is σ = 214874986665024. Its totient is φ = 40928568888560.

The previous prime is 102321422221411. The next prime is 102321422221429. The reversal of 102321422221420 is 24122224123201.

It is an interprime number because it is at equal distance from previous prime (102321422221411) and next prime (102321422221429).

It is not an unprimeable number, because it can be changed into a prime (102321422221429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2558035555516 + ... + 2558035555555.

It is an arithmetic number, because the mean of its divisors is an integer number (17906248888752).

Almost surely, 2^{102321422221420} is an apocalyptic number.

102321422221420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102321422221420 is an abundant number, since it is smaller than the sum of its proper divisors (112553564443604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102321422221420 is a wasteful number, since it uses less digits than its factorization.

102321422221420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5116071111080 (or 5116071111078 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 102321422221420 its reverse (24122224123201), we get a palindrome (126443646344621).

The spelling of 102321422221420 in words is "one hundred two trillion, three hundred twenty-one billion, four hundred twenty-two million, two hundred twenty-one thousand, four hundred twenty".