102030321032102 has 4 divisors (see below), whose sum is σ = 153045481548156. Its totient is φ = 51015160516050.

The previous prime is 102030321032027. The next prime is 102030321032111. The reversal of 102030321032102 is 201230123030201.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25507580258024 + ... + 25507580258027.

It is an arithmetic number, because the mean of its divisors is an integer number (38261370387039).

Almost surely, 2^{102030321032102} is an apocalyptic number.

102030321032102 is a deficient number, since it is larger than the sum of its proper divisors (51015160516054).

102030321032102 is an equidigital number, since it uses as much as digits as its factorization.

102030321032102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51015160516053.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 102030321032102 its reverse (201230123030201), we get a palindrome (303260444062303).

The spelling of 102030321032102 in words is "one hundred two trillion, thirty billion, three hundred twenty-one million, thirty-two thousand, one hundred two".