1102102001946 has 24 divisors (see below), whose sum is σ = 2604968368704. Its totient is φ = 333970303560.

The previous prime is 1102102001939. The next prime is 1102102001947. The reversal of 1102102001946 is 6491002012011.

It is not an unprimeable number, because it can be changed into a prime (1102102001947) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2783085666 + ... + 2783086061.

It is an arithmetic number, because the mean of its divisors is an integer number (108540348696).

Almost surely, 2^{1102102001946} is an apocalyptic number.

1102102001946 is an abundant number, since it is smaller than the sum of its proper divisors (1502866366758).

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

1102102001946 is a wasteful number, since it uses less digits than its factorization.

1102102001946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5566171746 (or 5566171743 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

Adding to 1102102001946 its reverse (6491002012011), we get a palindrome (7593104013957).

The spelling of 1102102001946 in words is "one trillion, one hundred two billion, one hundred two million, one thousand, nine hundred forty-six".