1121020120196 has 6 divisors (see below), whose sum is σ = 1961785210350. Its totient is φ = 560510060096.

The previous prime is 1121020120151. The next prime is 1121020120237. The reversal of 1121020120196 is 6910210201211.

It can be written as a sum of positive squares in only one way, i.e., 1110359557696 + 10660562500 = 1053736^2 + 103250^2 .

It is a super-2 number, since 2×1121020120196² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140127515021 + ... + 140127515028.

It is an arithmetic number, because the mean of its divisors is an integer number (326964201725).

Almost surely, 2^{1121020120196} is an apocalyptic number.

It is an amenable number.

1121020120196 is a deficient number, since it is larger than the sum of its proper divisors (840765090154).

1121020120196 is a wasteful number, since it uses less digits than its factorization.

1121020120196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280255030053 (or 280255030051 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 1121020120196 in words is "one trillion, one hundred twenty-one billion, twenty million, one hundred twenty thousand, one hundred ninety-six".