121012202012001 has 8 divisors (see below), whose sum is σ = 164782572952704. Its totient is φ = 78958316206320.

The previous prime is 121012202011979. The next prime is 121012202012077. The reversal of 121012202012001 is 100210202210121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 121012202012001 - 2⁶ = 121012202011937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121012200012001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 429121283590 + ... + 429121283871.

It is an arithmetic number, because the mean of its divisors is an integer number (20597821619088).

Almost surely, 2^{121012202012001} is an apocalyptic number.

It is an amenable number.

121012202012001 is a deficient number, since it is larger than the sum of its proper divisors (43770370940703).

121012202012001 is an equidigital number, since it uses as much as digits as its factorization.

121012202012001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858242567511.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 121012202012001 its reverse (100210202210121), we get a palindrome (221222404222122).

The spelling of 121012202012001 in words is "one hundred twenty-one trillion, twelve billion, two hundred two million, twelve thousand, one".