102101101111010 has 16 divisors (see below), whose sum is σ = 183915836345016. Its totient is φ = 40810695034368.

The previous prime is 102101101111001. The next prime is 102101101111067. The reversal of 102101101111010 is 10111101101201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 94798400183809 + 7302700927201 = 9736447^2 + 2702351^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102101101110982 and 102101101111000.

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, 3718161839 + ... + 3718189298.

Almost surely, 2^{102101101111010} is an apocalyptic number.

102101101111010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102101101111010 is a deficient number, since it is larger than the sum of its proper divisors (81814735234006).

102101101111010 is a wasteful number, since it uses less digits than its factorization.

102101101111010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7436352517.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 102101101111010 its reverse (10111101101201), we get a palindrome (112212202212211).

The spelling of 102101101111010 in words is "one hundred two trillion, one hundred one billion, one hundred one million, one hundred eleven thousand, ten".