1002122011201 has 4 divisors (see below), whose sum is σ = 1002124269504. Its totient is φ = 1002119752900.

The previous prime is 1002122011169. The next prime is 1002122011229. The reversal of 1002122011201 is 1021102212001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1002122011201 - 2⁵ = 1002122011169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002122011601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218965 + ... + 1432546.

It is an arithmetic number, because the mean of its divisors is an integer number (250531067376).

Almost surely, 2^{1002122011201} is an apocalyptic number.

It is an amenable number.

1002122011201 is a deficient number, since it is larger than the sum of its proper divisors (2258303).

1002122011201 is an equidigital number, since it uses as much as digits as its factorization.

1002122011201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2258302.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1002122011201 its reverse (1021102212001), we get a palindrome (2023224223202).

The spelling of 1002122011201 in words is "one trillion, two billion, one hundred twenty-two million, eleven thousand, two hundred one".