122000111022021 has 8 divisors (see below), whose sum is σ = 164626655837280. Its totient is φ = 80353486777392.

The previous prime is 122000111021981. The next prime is 122000111022029. The reversal of 122000111022021 is 120220111000221.

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

It is a de Polignac number, because none of the positive numbers 2^k-122000111022021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122000111022029) 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, 244980142366 + ... + 244980142863.

It is an arithmetic number, because the mean of its divisors is an integer number (20578331979660).

Almost surely, 2^{122000111022021} is an apocalyptic number.

It is an amenable number.

122000111022021 is a deficient number, since it is larger than the sum of its proper divisors (42626544815259).

122000111022021 is an equidigital number, since it uses as much as digits as its factorization.

122000111022021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489960285315.

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

Adding to 122000111022021 its reverse (120220111000221), we get a palindrome (242220222022242).

The spelling of 122000111022021 in words is "one hundred twenty-two trillion, one hundred eleven million, twenty-two thousand, twenty-one".