102142122030244 has 24 divisors (see below), whose sum is σ = 180905719508640. Its totient is φ = 50454796776384.

The previous prime is 102142122030163. The next prime is 102142122030251. The reversal of 102142122030244 is 442030221241201.

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, 14922567 + ... + 20663185.

It is an arithmetic number, because the mean of its divisors is an integer number (7537738312860).

Almost surely, 2^{102142122030244} is an apocalyptic number.

It is an amenable number.

102142122030244 is a deficient number, since it is larger than the sum of its proper divisors (78763597478396).

102142122030244 is a wasteful number, since it uses less digits than its factorization.

102142122030244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5794299 (or 5794297 counting only the distinct ones).

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

Adding to 102142122030244 its reverse (442030221241201), we get a palindrome (544172343271445).

The spelling of 102142122030244 in words is "one hundred two trillion, one hundred forty-two billion, one hundred twenty-two million, thirty thousand, two hundred forty-four".