1122013212120 has 48 divisors (see below), whose sum is σ = 3646542940560. Its totient is φ = 299203523136.

The previous prime is 1122013212119. The next prime is 1122013212121. The reversal of 1122013212120 is 212123102211.

1122013212120 is a `hidden beast` number, since 1 + 1 + 220 + 1 + 321 + 2 + 120 = 666.

It is an interprime number because it is at equal distance from previous prime (1122013212119) and next prime (1122013212121).

It is a super-2 number, since 2×1122013212120² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1122013212093 and 1122013212102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122013212121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1558351324 + ... + 1558352043.

It is an arithmetic number, because the mean of its divisors is an integer number (75969644595).

Almost surely, 2^{1122013212120} is an apocalyptic number.

1122013212120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122013212120 is an abundant number, since it is smaller than the sum of its proper divisors (2524529728440).

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

1122013212120 is a wasteful number, since it uses less digits than its factorization.

1122013212120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3116703384 (or 3116703377 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1122013212120 its reverse (212123102211), we get a palindrome (1334136314331).

The spelling of 1122013212120 in words is "one trillion, one hundred twenty-two billion, thirteen million, two hundred twelve thousand, one hundred twenty".