102321120001 has 2 divisors, whose sum is σ = 102321120002. Its totient is φ = 102321120000.

The previous prime is 102321119977. The next prime is 102321120017. The reversal of 102321120001 is 100021123201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57715257600 + 44605862401 = 240240^2 + 211201^2 .

It is a cyclic number.

It is not a de Polignac number, because 102321120001 - 2¹¹ = 102321117953 is a prime.

It is a super-2 number, since 2×102321120001² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102321123001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51160560000 + 51160560001.

It is an arithmetic number, because the mean of its divisors is an integer number (51160560001).

Almost surely, 2^102321120001 is an apocalyptic number.

It is an amenable number.

102321120001 is a deficient number, since it is larger than the sum of its proper divisors (1).

102321120001 is an equidigital number, since it uses as much as digits as its factorization.

102321120001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 102321120001 its reverse (100021123201), we get a palindrome (202342243202).

The spelling of 102321120001 in words is "one hundred two billion, three hundred twenty-one million, one hundred twenty thousand, one".