1131111002010 has 48 divisors (see below), whose sum is σ = 2983889528928. Its totient is φ = 274208726880.

The previous prime is 1131111001963. The next prime is 1131111002011. The reversal of 1131111002010 is 102001111311.

It is not an unprimeable number, because it can be changed into a prime (1131111002011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 155796784 + ... + 155804043.

It is an arithmetic number, because the mean of its divisors is an integer number (62164365186).

Almost surely, 2^{1131111002010} is an apocalyptic number.

1131111002010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131111002010 is an abundant number, since it is smaller than the sum of its proper divisors (1852778526918).

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

1131111002010 is a wasteful number, since it uses less digits than its factorization.

1131111002010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311600859 (or 311600848 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 1131111002010 its reverse (102001111311), we get a palindrome (1233112113321).

The spelling of 1131111002010 in words is "one trillion, one hundred thirty-one billion, one hundred eleven million, two thousand, ten".