1202001001100 has 36 divisors (see below), whose sum is σ = 2610604644984. Its totient is φ = 480383354880.

The previous prime is 1202001001081. The next prime is 1202001001141. The reversal of 1202001001100 is 11001002021.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5097194 + ... + 5327793.

It is an arithmetic number, because the mean of its divisors is an integer number (72516795694).

Almost surely, 2^{1202001001100} is an apocalyptic number.

1202001001100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1202001001100 is an abundant number, since it is smaller than the sum of its proper divisors (1408603643884).

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

1202001001100 is a wasteful number, since it uses less digits than its factorization.

1202001001100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10426154 (or 10426147 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1202001001100 its reverse (11001002021), we get a palindrome (1213002003121).

The spelling of 1202001001100 in words is "one trillion, two hundred two billion, one million, one thousand, one hundred".