2201121322129 has 8 divisors (see below), whose sum is σ = 2201872958208. Its totient is φ = 2200369817520.

The previous prime is 2201121322123. The next prime is 2201121322139. The reversal of 2201121322129 is 9212231211022.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2201121322129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2201121322097 and 2201121322106.

It is not an unprimeable number, because it can be changed into a prime (2201121322123) 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, 42200064 + ... + 42252190.

It is an arithmetic number, because the mean of its divisors is an integer number (275234119776).

Almost surely, 2^{2201121322129} is an apocalyptic number.

It is an amenable number.

2201121322129 is a deficient number, since it is larger than the sum of its proper divisors (751636079).

2201121322129 is an equidigital number, since it uses as much as digits as its factorization.

2201121322129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65735.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 2201121322129 in words is "two trillion, two hundred one billion, one hundred twenty-one million, three hundred twenty-two thousand, one hundred twenty-nine".