122021110211002 has 4 divisors (see below), whose sum is σ = 183031665316506. Its totient is φ = 61010555105500.

The previous prime is 122021110210963. The next prime is 122021110211029. The reversal of 122021110211002 is 200112011120221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 76243964504841 + 45777145706161 = 8731779^2 + 6765881^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30505277552749 + ... + 30505277552752.

Almost surely, 2^{122021110211002} is an apocalyptic number.

122021110211002 is a deficient number, since it is larger than the sum of its proper divisors (61010555105504).

122021110211002 is an equidigital number, since it uses as much as digits as its factorization.

122021110211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61010555105503.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 122021110211002 its reverse (200112011120221), we get a palindrome (322133121331223).

The spelling of 122021110211002 in words is "one hundred twenty-two trillion, twenty-one billion, one hundred ten million, two hundred eleven thousand, two".