120311213203011 has 4 divisors (see below), whose sum is σ = 160414950937352. Its totient is φ = 80207475468672.

The previous prime is 120311213203003. The next prime is 120311213203039. The reversal of 120311213203011 is 110302312113021.

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

It is not a de Polignac number, because 120311213203011 - 2³ = 120311213203003 is a prime.

It is a super-2 number, since 2×120311213203011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120311213203711) 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, 20051868867166 + ... + 20051868867171.

It is an arithmetic number, because the mean of its divisors is an integer number (40103737734338).

Almost surely, 2^{120311213203011} is an apocalyptic number.

120311213203011 is a deficient number, since it is larger than the sum of its proper divisors (40103737734341).

120311213203011 is an equidigital number, since it uses as much as digits as its factorization.

120311213203011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40103737734340.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 120311213203011 its reverse (110302312113021), we get a palindrome (230613525316032).

The spelling of 120311213203011 in words is "one hundred twenty trillion, three hundred eleven billion, two hundred thirteen million, two hundred three thousand, eleven".