4122012035555 has 4 divisors (see below), whose sum is σ = 4946414442672. Its totient is φ = 3297609628440.

The previous prime is 4122012035551. The next prime is 4122012035591. The reversal of 4122012035555 is 5555302102214.

It is a happy number.

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

It is not a de Polignac number, because 4122012035555 - 2² = 4122012035551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4122012035551) 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, 412201203551 + ... + 412201203560.

It is an arithmetic number, because the mean of its divisors is an integer number (1236603610668).

Almost surely, 2^{4122012035555} is an apocalyptic number.

4122012035555 is a deficient number, since it is larger than the sum of its proper divisors (824402407117).

4122012035555 is an equidigital number, since it uses as much as digits as its factorization.

4122012035555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824402407116.

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 4122012035555 its reverse (5555302102214), we get a palindrome (9677314137769).

The spelling of 4122012035555 in words is "four trillion, one hundred twenty-two billion, twelve million, thirty-five thousand, five hundred fifty-five".