120221012031011 has 8 divisors (see below), whose sum is σ = 121912499313264. Its totient is φ = 118530730805760.

The previous prime is 120221012031007. The next prime is 120221012031013. The reversal of 120221012031011 is 110130210122021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120221012031011 - 2² = 120221012031007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120221012031013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301313486 + ... + 301712211.

It is an arithmetic number, because the mean of its divisors is an integer number (15239062414158).

Almost surely, 2^{120221012031011} is an apocalyptic number.

120221012031011 is a deficient number, since it is larger than the sum of its proper divisors (1691487282253).

120221012031011 is an equidigital number, since it uses as much as digits as its factorization.

120221012031011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603028501.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 120221012031011 its reverse (110130210122021), we get a palindrome (230351222153032).

The spelling of 120221012031011 in words is "one hundred twenty trillion, two hundred twenty-one billion, twelve million, thirty-one thousand, eleven".