1121002022211 has 8 divisors (see below), whose sum is σ = 1559654987520. Its totient is φ = 714841869192.

The previous prime is 1121002022207. The next prime is 1121002022219. The reversal of 1121002022211 is 1122202001211.

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

It is not a de Polignac number, because 1121002022211 - 2² = 1121002022207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121002022219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8123202991 + ... + 8123203128.

It is an arithmetic number, because the mean of its divisors is an integer number (194956873440).

Almost surely, 2^{1121002022211} is an apocalyptic number.

1121002022211 is a deficient number, since it is larger than the sum of its proper divisors (438652965309).

1121002022211 is a wasteful number, since it uses less digits than its factorization.

1121002022211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16246406145.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1121002022211 its reverse (1122202001211), we get a palindrome (2243204023422).

The spelling of 1121002022211 in words is "one trillion, one hundred twenty-one billion, two million, twenty-two thousand, two hundred eleven".