122001021002 has 8 divisors (see below), whose sum is σ = 209144607456. Its totient is φ = 52286151852.

The previous prime is 122001020983. The next prime is 122001021007. The reversal of 122001021002 is 200120100221.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (122001021007) 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, 4357179308 + ... + 4357179335.

It is an arithmetic number, because the mean of its divisors is an integer number (26143075932).

Almost surely, 2^122001021002 is an apocalyptic number.

122001021002 is a deficient number, since it is larger than the sum of its proper divisors (87143586454).

122001021002 is an equidigital number, since it uses as much as digits as its factorization.

122001021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8714358652.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 122001021002 its reverse (200120100221), we get a palindrome (322121121223).

The spelling of 122001021002 in words is "one hundred twenty-two billion, one million, twenty-one thousand, two".