100111011012010 has 16 divisors (see below), whose sum is σ = 180268888408200. Its totient is φ = 40029055830016.

The previous prime is 100111011012007. The next prime is 100111011012059. The reversal of 100111011012010 is 10210110111001.

It can be written as a sum of positive squares in 4 ways, for example, as 95550253550361 + 4560757461649 = 9774981^2 + 2135593^2 .

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 7 ways as a sum of consecutive naturals, for example, 1918544455 + ... + 1918596634.

Almost surely, 2^{100111011012010} is an apocalyptic number.

100111011012010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100111011012010 is a deficient number, since it is larger than the sum of its proper divisors (80157877396190).

100111011012010 is a wasteful number, since it uses less digits than its factorization.

100111011012010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3837143705.

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

Adding to 100111011012010 its reverse (10210110111001), we get a palindrome (110321121123011).

The spelling of 100111011012010 in words is "one hundred trillion, one hundred eleven billion, eleven million, twelve thousand, ten".