11121210211022 has 4 divisors (see below), whose sum is σ = 16681815316536. Its totient is φ = 5560605105510.

The previous prime is 11121210210967. The next prime is 11121210211063. The reversal of 11121210211022 is 22011201212111.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2780302552754 + ... + 2780302552757.

It is an arithmetic number, because the mean of its divisors is an integer number (4170453829134).

Almost surely, 2^{11121210211022} is an apocalyptic number.

11121210211022 is a deficient number, since it is larger than the sum of its proper divisors (5560605105514).

11121210211022 is an equidigital number, since it uses as much as digits as its factorization.

11121210211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5560605105513.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11121210211022 its reverse (22011201212111), we get a palindrome (33132411423133).

The spelling of 11121210211022 in words is "eleven trillion, one hundred twenty-one billion, two hundred ten million, two hundred eleven thousand, twenty-two".