1211210000110 has 32 divisors (see below), whose sum is σ = 2423251030752. Its totient is φ = 432129809280.

The previous prime is 1211210000107. The next prime is 1211210000149. The reversal of 1211210000110 is 110000121121.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103871529 + ... + 103883188.

It is an arithmetic number, because the mean of its divisors is an integer number (75726594711).

Almost surely, 2^{1211210000110} is an apocalyptic number.

1211210000110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1211210000110 is an abundant number, since it is smaller than the sum of its proper divisors (1212041030642).

1211210000110 is a wasteful number, since it uses less digits than its factorization.

1211210000110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207754788.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1211210000110 its reverse (110000121121), we get a palindrome (1321210121231).

The spelling of 1211210000110 in words is "one trillion, two hundred eleven billion, two hundred ten million, one hundred ten", and thus it is an aban number.