1011111010010 has 8 divisors (see below), whose sum is σ = 1819999818036. Its totient is φ = 404444404000.

The previous prime is 1011111010001. The next prime is 1011111010051. The reversal of 1011111010010 is 100101111101.

It can be written as a sum of positive squares in 2 ways, for example, as 1000654106929 + 10456903081 = 1000327^2 + 102259^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1011111010010.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50555550491 + ... + 50555550510.

Almost surely, 2^{1011111010010} is an apocalyptic number.

1011111010010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011111010010 is a deficient number, since it is larger than the sum of its proper divisors (808888808026).

1011111010010 is a wasteful number, since it uses less digits than its factorization.

1011111010010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101111101008.

The product of its (nonzero) digits is 1, while the sum is 8.

Adding to 1011111010010 its reverse (100101111101), we get a palindrome (1111212121111).

The spelling of 1011111010010 in words is "one trillion, eleven billion, one hundred eleven million, ten thousand, ten".