1220220213003 has 12 divisors (see below), whose sum is σ = 1922771244888. Its totient is φ = 739527401760.

The previous prime is 1220220212963. The next prime is 1220220213007. The reversal of 1220220213003 is 3003120220221.

1220220213003 is a `hidden beast` number, since 122 + 0 + 220 + 21 + 300 + 3 = 666.

It is not a de Polignac number, because 1220220213003 - 2¹³ = 1220220204811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1220220213007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6162728250 + ... + 6162728447.

It is an arithmetic number, because the mean of its divisors is an integer number (160230937074).

Almost surely, 2^{1220220213003} is an apocalyptic number.

1220220213003 is a deficient number, since it is larger than the sum of its proper divisors (702551031885).

1220220213003 is a wasteful number, since it uses less digits than its factorization.

1220220213003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12325456714 (or 12325456711 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1220220213003 its reverse (3003120220221), we get a palindrome (4223340433224).

The spelling of 1220220213003 in words is "one trillion, two hundred twenty billion, two hundred twenty million, two hundred thirteen thousand, three".