2021121002201 has 8 divisors (see below), whose sum is σ = 2309928826560. Its totient is φ = 1732332241008.

The previous prime is 2021121002081. The next prime is 2021121002221. The reversal of 2021121002201 is 1022001211202.

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-2021121002201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2021121002221) 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, 4537871 + ... + 4963316.

It is an arithmetic number, because the mean of its divisors is an integer number (288741103320).

Almost surely, 2^{2021121002201} is an apocalyptic number.

It is an amenable number.

2021121002201 is a deficient number, since it is larger than the sum of its proper divisors (288807824359).

2021121002201 is an equidigital number, since it uses as much as digits as its factorization.

2021121002201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9531583.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2021121002201 its reverse (1022001211202), we get a palindrome (3043122213403).

The spelling of 2021121002201 in words is "two trillion, twenty-one billion, one hundred twenty-one million, two thousand, two hundred one".