1011230000120 has 16 divisors (see below), whose sum is σ = 2275267500360. Its totient is φ = 404492000032.

The previous prime is 1011230000117. The next prime is 1011230000129. The reversal of 1011230000120 is 210000321101.

It is a super-2 number, since 2×1011230000120² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011230000129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12640374962 + ... + 12640375041.

Almost surely, 2^{1011230000120} is an apocalyptic number.

1011230000120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011230000120 is an abundant number, since it is smaller than the sum of its proper divisors (1264037500240).

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

1011230000120 is a wasteful number, since it uses less digits than its factorization.

1011230000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25280750014 (or 25280750010 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 1011230000120 its reverse (210000321101), we get a palindrome (1221230321221).

The spelling of 1011230000120 in words is "one trillion, eleven billion, two hundred thirty million, one hundred twenty", and thus it is an aban number.