121011000022001 has 8 divisors (see below), whose sum is σ = 125868127089408. Its totient is φ = 116213469606000.

The previous prime is 121011000021979. The next prime is 121011000022007. The reversal of 121011000022001 is 100220000110121.

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

It is a cyclic number.

It is not a de Polignac number, because 121011000022001 - 2²² = 121010995827697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121011000022007) 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, 14899158710 + ... + 14899166831.

It is an arithmetic number, because the mean of its divisors is an integer number (15733515886176).

Almost surely, 2^{121011000022001} is an apocalyptic number.

It is an amenable number.

121011000022001 is a deficient number, since it is larger than the sum of its proper divisors (4857127067407).

121011000022001 is a wasteful number, since it uses less digits than its factorization.

121011000022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29798325703.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 121011000022001 its reverse (100220000110121), we get a palindrome (221231000132122).

The spelling of 121011000022001 in words is "one hundred twenty-one trillion, eleven billion, twenty-two thousand, one".