102121000213301 has 2 divisors, whose sum is σ = 102121000213302. Its totient is φ = 102121000213300.

The previous prime is 102121000213273. The next prime is 102121000213391. The reversal of 102121000213301 is 103312000121201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90576600946276 + 11544399267025 = 9517174^2 + 3397705^2 .

It is an emirp because it is prime and its reverse (103312000121201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102121000213301 - 2²² = 102120996018997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102121000213301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102121000213391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51060500106650 + 51060500106651.

It is an arithmetic number, because the mean of its divisors is an integer number (51060500106651).

Almost surely, 2^{102121000213301} is an apocalyptic number.

It is an amenable number.

102121000213301 is a deficient number, since it is larger than the sum of its proper divisors (1).

102121000213301 is an equidigital number, since it uses as much as digits as its factorization.

102121000213301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 102121000213301 its reverse (103312000121201), we get a palindrome (205433000334502).

The spelling of 102121000213301 in words is "one hundred two trillion, one hundred twenty-one billion, two hundred thirteen thousand, three hundred one".