1011111010102 has 32 divisors (see below), whose sum is σ = 1553393479680. Its totient is φ = 493471672320.

The previous prime is 1011111010051. The next prime is 1011111010103. The reversal of 1011111010102 is 2010101111101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011111010103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6500799 + ... + 6654517.

It is an arithmetic number, because the mean of its divisors is an integer number (48543546240).

Almost surely, 2^{1011111010102} is an apocalyptic number.

1011111010102 is a deficient number, since it is larger than the sum of its proper divisors (542282469578).

1011111010102 is a wasteful number, since it uses less digits than its factorization.

1011111010102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154236.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 1011111010102 its reverse (2010101111101), we get a palindrome (3021212121203).

The spelling of 1011111010102 in words is "one trillion, eleven billion, one hundred eleven million, ten thousand, one hundred two".