101111101210 has 16 divisors (see below), whose sum is σ = 207999979776. Its totient is φ = 34666663248.

The previous prime is 101111101199. The next prime is 101111101243. The reversal of 101111101210 is 12101111101.

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, 722222082 + ... + 722222221.

It is an arithmetic number, because the mean of its divisors is an integer number (12999998736).

Almost surely, 2^101111101210 is an apocalyptic number.

101111101210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101111101210 is an abundant number, since it is smaller than the sum of its proper divisors (106888878566).

101111101210 is a wasteful number, since it uses less digits than its factorization.

101111101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1444444317.

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

Adding to 101111101210 its reverse (12101111101), we get a palindrome (113212212311).

The spelling of 101111101210 in words is "one hundred one billion, one hundred eleven million, one hundred one thousand, two hundred ten".