12051222603 has 32 divisors (see below), whose sum is σ = 18975991296. Its totient is φ = 6659117568.

The previous prime is 12051222581. The next prime is 12051222637. The reversal of 12051222603 is 30622215021.

It is not a de Polignac number, because 12051222603 - 2¹³ = 12051214411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12051242603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79075 + ... + 174227.

It is an arithmetic number, because the mean of its divisors is an integer number (592999728).

Almost surely, 2^12051222603 is an apocalyptic number.

12051222603 is a deficient number, since it is larger than the sum of its proper divisors (6924768693).

12051222603 is a wasteful number, since it uses less digits than its factorization.

12051222603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95363.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 12051222603 its reverse (30622215021), we get a palindrome (42673437624).

The spelling of 12051222603 in words is "twelve billion, fifty-one million, two hundred twenty-two thousand, six hundred three".