102101432242 has 16 divisors (see below), whose sum is σ = 154656875520. Its totient is φ = 50551059312.

The previous prime is 102101432239. The next prime is 102101432281. The reversal of 102101432242 is 242234101201.

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, 372993 + ... + 585940.

It is an arithmetic number, because the mean of its divisors is an integer number (9666054720).

Almost surely, 2^102101432242 is an apocalyptic number.

102101432242 is a deficient number, since it is larger than the sum of its proper divisors (52555443278).

102101432242 is a wasteful number, since it uses less digits than its factorization.

102101432242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 959457.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 102101432242 its reverse (242234101201), we get a palindrome (344335533443).

The spelling of 102101432242 in words is "one hundred two billion, one hundred one million, four hundred thirty-two thousand, two hundred forty-two".