121332201321001 has 16 divisors (see below), whose sum is σ = 136930489776000. Its totient is φ = 106495475788800.

The previous prime is 121332201320929. The next prime is 121332201321083. The reversal of 121332201321001 is 100123102233121.

It is a cyclic number.

It is not a de Polignac number, because 121332201321001 - 2⁹ = 121332201320489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121332201301001) 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, 5977300 + ... + 16685098.

It is an arithmetic number, because the mean of its divisors is an integer number (8558155611000).

Almost surely, 2^{121332201321001} is an apocalyptic number.

121332201321001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

121332201321001 is a deficient number, since it is larger than the sum of its proper divisors (15598288454999).

121332201321001 is a wasteful number, since it uses less digits than its factorization.

121332201321001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10743360.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 121332201321001 its reverse (100123102233121), we get a palindrome (221455303554122).

The spelling of 121332201321001 in words is "one hundred twenty-one trillion, three hundred thirty-two billion, two hundred one million, three hundred twenty-one thousand, one".