1220112010203 has 8 divisors (see below), whose sum is σ = 1641740931600. Its totient is φ = 805945547808.

The previous prime is 1220112010163. The next prime is 1220112010217. The reversal of 1220112010203 is 3020102110221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1220112010203 - 2⁹ = 1220112009691 is a prime.

It is a super-2 number, since 2×1220112010203² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1220112010283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1865614368 + ... + 1865615021.

It is an arithmetic number, because the mean of its divisors is an integer number (205217616450).

Almost surely, 2^{1220112010203} is an apocalyptic number.

1220112010203 is a deficient number, since it is larger than the sum of its proper divisors (421628921397).

1220112010203 is a wasteful number, since it uses less digits than its factorization.

1220112010203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3731229501.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1220112010203 its reverse (3020102110221), we get a palindrome (4240214120424).

The spelling of 1220112010203 in words is "one trillion, two hundred twenty billion, one hundred twelve million, ten thousand, two hundred three".