1122202121002 has 8 divisors (see below), whose sum is σ = 1710898315812. Its totient is φ = 551902682400.

The previous prime is 1122202120997. The next prime is 1122202121023. The reversal of 1122202121002 is 2001212022211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1120847807401 + 1354313601 = 1058701^2 + 36801^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4599188899 + ... + 4599189142.

Almost surely, 2^{1122202121002} is an apocalyptic number.

1122202121002 is a deficient number, since it is larger than the sum of its proper divisors (588696194810).

1122202121002 is an equidigital number, since it uses as much as digits as its factorization.

1122202121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9198378104.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1122202121002 its reverse (2001212022211), we get a palindrome (3123414143213).

The spelling of 1122202121002 in words is "one trillion, one hundred twenty-two billion, two hundred two million, one hundred twenty-one thousand, two".