1111101101010 has 32 divisors (see below), whose sum is σ = 2962936270080. Its totient is φ = 296293626864.

The previous prime is 1111101100997. The next prime is 1111101101051. The reversal of 1111101101010 is 101011011111.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1111101100983 and 1111101101001.

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, 2057594362 + ... + 2057594901.

It is an arithmetic number, because the mean of its divisors is an integer number (92591758440).

Almost surely, 2^{1111101101010} is an apocalyptic number.

1111101101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1111101101010 is an abundant number, since it is smaller than the sum of its proper divisors (1851835169070).

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

1111101101010 is a wasteful number, since it uses less digits than its factorization.

1111101101010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4115189279 (or 4115189273 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 9.

Adding to 1111101101010 its reverse (101011011111), we get a palindrome (1212112112121).

The spelling of 1111101101010 in words is "one trillion, one hundred eleven billion, one hundred one million, one hundred one thousand, ten".