102121212001201 has 4 divisors (see below), whose sum is σ = 102154508780272. Its totient is φ = 102087915222132.

The previous prime is 102121212001187. The next prime is 102121212001271. The reversal of 102121212001201 is 102100212121201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 102121212001201 - 2¹¹ = 102121211999153 is a prime.

It is a super-3 number, since 3×102121212001201³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102121212001271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16648384935 + ... + 16648391068.

It is an arithmetic number, because the mean of its divisors is an integer number (25538627195068).

Almost surely, 2^{102121212001201} is an apocalyptic number.

It is an amenable number.

102121212001201 is a deficient number, since it is larger than the sum of its proper divisors (33296779071).

102121212001201 is an equidigital number, since it uses as much as digits as its factorization.

102121212001201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33296779070.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102121212001201 its reverse (102100212121201), we get a palindrome (204221424122402).

The spelling of 102121212001201 in words is "one hundred two trillion, one hundred twenty-one billion, two hundred twelve million, one thousand, two hundred one".