1121001000202 has 8 divisors (see below), whose sum is σ = 1780413353316. Its totient is φ = 527529882432.

The previous prime is 1121001000149. The next prime is 1121001000209. The reversal of 1121001000202 is 2020001001211.

It can be written as a sum of positive squares in 2 ways, for example, as 1100671658641 + 20329341561 = 1049129^2 + 142581^2 .

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 (1121001000209) 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, 16485308793 + ... + 16485308860.

Almost surely, 2^{1121001000202} is an apocalyptic number.

1121001000202 is a deficient number, since it is larger than the sum of its proper divisors (659412353114).

1121001000202 is a wasteful number, since it uses less digits than its factorization.

1121001000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32970617672.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1121001000202 its reverse (2020001001211), we get a palindrome (3141002001413).

The spelling of 1121001000202 in words is "one trillion, one hundred twenty-one billion, one million, two hundred two", and thus it is an aban number.