210220121201203 has 4 divisors (see below), whose sum is σ = 210220372840968. Its totient is φ = 210219869561440.

The previous prime is 210220121201183. The next prime is 210220121201221. The reversal of 210220121201203 is 302102121022012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 210220121201203 - 2¹³ = 210220121193011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210220121291203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124562593 + ... + 126238978.

It is an arithmetic number, because the mean of its divisors is an integer number (52555093210242).

Almost surely, 2^{210220121201203} is an apocalyptic number.

210220121201203 is a deficient number, since it is larger than the sum of its proper divisors (251639765).

210220121201203 is an equidigital number, since it uses as much as digits as its factorization.

210220121201203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251639764.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 210220121201203 its reverse (302102121022012), we get a palindrome (512322242223215).

The spelling of 210220121201203 in words is "two hundred ten trillion, two hundred twenty billion, one hundred twenty-one million, two hundred one thousand, two hundred three".