120201012101011 has 4 divisors (see below), whose sum is σ = 121440197792872. Its totient is φ = 118961826409152.

The previous prime is 120201012100919. The next prime is 120201012101021. The reversal of 120201012101011 is 110101210102021.

It is a happy number.

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 120201012101011 - 2¹¹ = 120201012098963 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120201012100982 and 120201012101000.

It is not an unprimeable number, because it can be changed into a prime (120201012101021) 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, 619592845785 + ... + 619592845978.

It is an arithmetic number, because the mean of its divisors is an integer number (30360049448218).

Almost surely, 2^{120201012101011} is an apocalyptic number.

120201012101011 is a deficient number, since it is larger than the sum of its proper divisors (1239185691861).

120201012101011 is an equidigital number, since it uses as much as digits as its factorization.

120201012101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239185691860.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 120201012101011 its reverse (110101210102021), we get a palindrome (230302222203032).

The spelling of 120201012101011 in words is "one hundred twenty trillion, two hundred one billion, twelve million, one hundred one thousand, eleven".