1101212110000 has 50 divisors (see below), whose sum is σ = 2666144663732. Its totient is φ = 440484840000.

The previous prime is 1101212109973. The next prime is 1101212110087. The reversal of 1101212110000 is 112121011.

It is a tau number, because it is divible by the number of its divisors (50).

It is a super-2 number, since 2×1101212110000² (a number of 25 digits) contains 22 as substring.

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 9 ways as a sum of consecutive naturals, for example, 55050606 + ... + 55070605.

Almost surely, 2^{1101212110000} is an apocalyptic number.

1101212110000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1101212110000 is an abundant number, since it is smaller than the sum of its proper divisors (1564932553732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1101212110000 is an equidigital number, since it uses as much as digits as its factorization.

1101212110000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110121239 (or 110121218 counting only the distinct ones).

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

Adding to 1101212110000 its reverse (112121011), we get a palindrome (1101324231011).

The spelling of 1101212110000 in words is "one trillion, one hundred one billion, two hundred twelve million, one hundred ten thousand".