1121122220002 has 8 divisors (see below), whose sum is σ = 1713413204316. Its totient is φ = 549984485232.

The previous prime is 1121122219969. The next prime is 1121122220003. The reversal of 1121122220002 is 2000222211211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1074496023241 + 46626196761 = 1036579^2 + 215931^2 .

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 (1121122220003) 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, 5288312253 + ... + 5288312464.

Almost surely, 2^{1121122220002} is an apocalyptic number.

1121122220002 is a deficient number, since it is larger than the sum of its proper divisors (592290984314).

1121122220002 is a wasteful number, since it uses less digits than its factorization.

1121122220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10576624772.

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

Adding to 1121122220002 its reverse (2000222211211), we get a palindrome (3121344431213).

The spelling of 1121122220002 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-two million, two hundred twenty thousand, two".