102421141244 has 6 divisors (see below), whose sum is σ = 179236997184. Its totient is φ = 51210570620.

The previous prime is 102421141243. The next prime is 102421141307. The reversal of 102421141244 is 442141124201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102421141243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12802642652 + ... + 12802642659.

It is an arithmetic number, because the mean of its divisors is an integer number (29872832864).

Almost surely, 2^102421141244 is an apocalyptic number.

It is an amenable number.

102421141244 is a deficient number, since it is larger than the sum of its proper divisors (76815855940).

102421141244 is a wasteful number, since it uses less digits than its factorization.

102421141244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25605285315 (or 25605285313 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 102421141244 its reverse (442141124201), we get a palindrome (544562265445).

The spelling of 102421141244 in words is "one hundred two billion, four hundred twenty-one million, one hundred forty-one thousand, two hundred forty-four".