10101111101012 has 12 divisors (see below), whose sum is σ = 17774607104436. Its totient is φ = 5022651928320.

The previous prime is 10101111101009. The next prime is 10101111101023. The reversal of 10101111101012 is 21010111110101.

It is a happy number.

10101111101012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1105454576836 + 8995656524176 = 1051406^2 + 2999276^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10101111100984 and 10101111101002.

It is a congruent number.

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, 6975904733 + ... + 6975906180.

It is an arithmetic number, because the mean of its divisors is an integer number (1481217258703).

Almost surely, 2^{10101111101012} is an apocalyptic number.

It is an amenable number.

10101111101012 is a deficient number, since it is larger than the sum of its proper divisors (7673496003424).

10101111101012 is a wasteful number, since it uses less digits than its factorization.

10101111101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13951811098 (or 13951811096 counting only the distinct ones).

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

Adding to 10101111101012 its reverse (21010111110101), we get a palindrome (31111222211113).

It can be divided in two parts, 1010111110101 and 2, that multiplied together give a palindrome (2020222220202).

The spelling of 10101111101012 in words is "ten trillion, one hundred one billion, one hundred eleven million, one hundred one thousand, twelve".