22021220021203 has 8 divisors (see below), whose sum is σ = 23790927311648. Its totient is φ = 20262336629184.

The previous prime is 22021220021201. The next prime is 22021220021219. The reversal of 22021220021203 is 30212002212022.

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

It is not a de Polignac number, because 22021220021203 - 2¹ = 22021220021201 is a prime.

It is a super-4 number, since 4×22021220021203⁴ (a number of 54 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22021220021201) 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, 2705970375 + ... + 2705978512.

It is an arithmetic number, because the mean of its divisors is an integer number (2973865913956).

Almost surely, 2^{22021220021203} is an apocalyptic number.

22021220021203 is a deficient number, since it is larger than the sum of its proper divisors (1769707290445).

22021220021203 is a wasteful number, since it uses less digits than its factorization.

22021220021203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5411949213.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22021220021203 its reverse (30212002212022), we get a palindrome (52233222233225).

The spelling of 22021220021203 in words is "twenty-two trillion, twenty-one billion, two hundred twenty million, twenty-one thousand, two hundred three".