1210010101120 has 32 divisors (see below), whose sum is σ = 2892680399520. Its totient is φ = 484004040192.

The previous prime is 1210010101087. The next prime is 1210010101147. The reversal of 1210010101120 is 211010100121.

It is a tau number, because it is divible by the number of its divisors (32).

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

It is a junction number, because it is equal to n+sod(n) for n = 1210010101097 and 1210010101106.

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, 945319752 + ... + 945321031.

It is an arithmetic number, because the mean of its divisors is an integer number (90396262485).

Almost surely, 2^{1210010101120} is an apocalyptic number.

1210010101120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1210010101120 is an abundant number, since it is smaller than the sum of its proper divisors (1682670298400).

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

1210010101120 is an equidigital number, since it uses as much as digits as its factorization.

1210010101120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1890640802 (or 1890640790 counting only the distinct ones).

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

Adding to 1210010101120 its reverse (211010100121), we get a palindrome (1421020201241).

Subtracting from 1210010101120 its reverse (211010100121), we obtain a palindrome (999000000999).

The spelling of 1210010101120 in words is "one trillion, two hundred ten billion, ten million, one hundred one thousand, one hundred twenty".