1212011013003 has 64 divisors (see below), whose sum is σ = 1952833536000. Its totient is φ = 654058065024.

The previous prime is 1212011012987. The next prime is 1212011013011. The reversal of 1212011013003 is 3003101102121.

It is a happy number.

It is not a de Polignac number, because 1212011013003 - 2⁴ = 1212011012987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1212011013053) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5030158 + ... + 5265596.

It is an arithmetic number, because the mean of its divisors is an integer number (30513024000).

Almost surely, 2^{1212011013003} is an apocalyptic number.

1212011013003 is a deficient number, since it is larger than the sum of its proper divisors (740822522997).

1212011013003 is a wasteful number, since it uses less digits than its factorization.

1212011013003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235664.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1212011013003 its reverse (3003101102121), we get a palindrome (4215112115124).

The spelling of 1212011013003 in words is "one trillion, two hundred twelve billion, eleven million, thirteen thousand, three".