1143102120186 has 32 divisors (see below), whose sum is σ = 2569112461440. Its totient is φ = 336431392704.

The previous prime is 1143102120157. The next prime is 1143102120241. The reversal of 1143102120186 is 6810212013411.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 318588541 + ... + 318592128.

It is an arithmetic number, because the mean of its divisors is an integer number (80284764420).

Almost surely, 2^{1143102120186} is an apocalyptic number.

1143102120186 is an abundant number, since it is smaller than the sum of its proper divisors (1426010341254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1143102120186 is a wasteful number, since it uses less digits than its factorization.

1143102120186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637180710.

The product of its (nonzero) digits is 2304, while the sum is 30.

Adding to 1143102120186 its reverse (6810212013411), we get a palindrome (7953314133597).

The spelling of 1143102120186 in words is "one trillion, one hundred forty-three billion, one hundred two million, one hundred twenty thousand, one hundred eighty-six".