102121021232301 has 16 divisors (see below), whose sum is σ = 139841813644544. Its totient is φ = 66240465747264.

The previous prime is 102121021232257. The next prime is 102121021232311. The reversal of 102121021232301 is 103232120121201.

It is not a de Polignac number, because 102121021232301 - 2⁴⁶ = 31752277054637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102121021232311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42508011 + ... + 44846103.

It is an arithmetic number, because the mean of its divisors is an integer number (8740113352784).

Almost surely, 2^{102121021232301} is an apocalyptic number.

It is an amenable number.

102121021232301 is a deficient number, since it is larger than the sum of its proper divisors (37720792412243).

102121021232301 is a wasteful number, since it uses less digits than its factorization.

102121021232301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2731620.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 102121021232301 its reverse (103232120121201), we get a palindrome (205353141353502).

The spelling of 102121021232301 in words is "one hundred two trillion, one hundred twenty-one billion, twenty-one million, two hundred thirty-two thousand, three hundred one".