120011223030031 has 4 divisors (see below), whose sum is σ = 122802181705192. Its totient is φ = 117220264354872.

The previous prime is 120011223030029. The next prime is 120011223030037. The reversal of 120011223030031 is 130030322110021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120011223030031 - 2¹ = 120011223030029 is a prime.

It is a super-2 number, since 2×120011223030031² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120011223029990 and 120011223030008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120011223030037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1395479337516 + ... + 1395479337601.

It is an arithmetic number, because the mean of its divisors is an integer number (30700545426298).

Almost surely, 2^{120011223030031} is an apocalyptic number.

120011223030031 is a deficient number, since it is larger than the sum of its proper divisors (2790958675161).

120011223030031 is an equidigital number, since it uses as much as digits as its factorization.

120011223030031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2790958675160.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 120011223030031 its reverse (130030322110021), we get a palindrome (250041545140052).

The spelling of 120011223030031 in words is "one hundred twenty trillion, eleven billion, two hundred twenty-three million, thirty thousand, thirty-one".