30201213121203 has 32 divisors (see below), whose sum is σ = 42286771247616. Its totient is φ = 19136107761408.

The previous prime is 30201213121193. The next prime is 30201213121217. The reversal of 30201213121203 is 30212131210203.

It is not a de Polignac number, because 30201213121203 - 2⁴ = 30201213121187 is a prime.

It is a super-2 number, since 2×30201213121203² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30201213121203.

It is not an unprimeable number, because it can be changed into a prime (30201213121273) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48015901 + ... + 48640817.

It is an arithmetic number, because the mean of its divisors is an integer number (1321461601488).

Almost surely, 2^{30201213121203} is an apocalyptic number.

30201213121203 is a deficient number, since it is larger than the sum of its proper divisors (12085558126413).

30201213121203 is a wasteful number, since it uses less digits than its factorization.

30201213121203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629403.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 30201213121203 its reverse (30212131210203), we get a palindrome (60413344331406).

The spelling of 30201213121203 in words is "thirty trillion, two hundred one billion, two hundred thirteen million, one hundred twenty-one thousand, two hundred three".