1202011101100 has 36 divisors (see below), whose sum is σ = 2608424418208. Its totient is φ = 480793320000.

The previous prime is 1202011101079. The next prime is 1202011101121. The reversal of 1202011101100 is 11011102021.

It is an interprime number because it is at equal distance from previous prime (1202011101079) and next prime (1202011101121).

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 5242870 + ... + 5467330.

Almost surely, 2^{1202011101100} is an apocalyptic number.

1202011101100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1202011101100 is an abundant number, since it is smaller than the sum of its proper divisors (1406413317108).

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

1202011101100 is a wasteful number, since it uses less digits than its factorization.

1202011101100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278026 (or 278019 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1202011101100 its reverse (11011102021), we get a palindrome (1213022203121).

The spelling of 1202011101100 in words is "one trillion, two hundred two billion, eleven million, one hundred one thousand, one hundred".