1121011100002 has 16 divisors (see below), whose sum is σ = 1698253917624. Its totient is φ = 554927040000.

The previous prime is 1121011099991. The next prime is 1121011100003. The reversal of 1121011100002 is 2000011101211.

It can be written as a sum of positive squares in 4 ways, for example, as 1001558606841 + 119452493161 = 1000779^2 + 345619^2 .

It is not an unprimeable number, because it can be changed into a prime (1121011100003) 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, 4035052 + ... + 4303912.

Almost surely, 2^{1121011100002} is an apocalyptic number.

1121011100002 is a deficient number, since it is larger than the sum of its proper divisors (577242817622).

1121011100002 is a wasteful number, since it uses less digits than its factorization.

1121011100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289605.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1121011100002 its reverse (2000011101211), we get a palindrome (3121022201213).

The spelling of 1121011100002 in words is "one trillion, one hundred twenty-one billion, eleven million, one hundred thousand, two".