102021321122102 has 8 divisors (see below), whose sum is σ = 153046621720416. Its totient is φ = 51005780548632.

The previous prime is 102021321122059. The next prime is 102021321122111. The reversal of 102021321122102 is 201221123120201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2439980078 + ... + 2440021889.

It is an arithmetic number, because the mean of its divisors is an integer number (19130827715052).

Almost surely, 2^{102021321122102} is an apocalyptic number.

102021321122102 is a deficient number, since it is larger than the sum of its proper divisors (51025300598314).

102021321122102 is a wasteful number, since it uses less digits than its factorization.

102021321122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4880012422.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 102021321122102 its reverse (201221123120201), we get a palindrome (303242444242303).

The spelling of 102021321122102 in words is "one hundred two trillion, twenty-one billion, three hundred twenty-one million, one hundred twenty-two thousand, one hundred two".