1121002020196 has 6 divisors (see below), whose sum is σ = 1961753535350. Its totient is φ = 560501010096.

The previous prime is 1121002020169. The next prime is 1121002020197. The reversal of 1121002020196 is 6910202001211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1120921917696 + 80102500 = 1058736^2 + 8950^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1121002020196.

It is not an unprimeable number, because it can be changed into a prime (1121002020197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140125252521 + ... + 140125252528.

Almost surely, 2^{1121002020196} is an apocalyptic number.

It is an amenable number.

1121002020196 is a deficient number, since it is larger than the sum of its proper divisors (840751515154).

1121002020196 is a wasteful number, since it uses less digits than its factorization.

1121002020196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280250505053 (or 280250505051 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 1121002020196 in words is "one trillion, one hundred twenty-one billion, two million, twenty thousand, one hundred ninety-six".