30203021323011 has 4 divisors (see below), whose sum is σ = 40270695097352. Its totient is φ = 20135347548672.

The previous prime is 30203021323001. The next prime is 30203021323021. The reversal of 30203021323011 is 11032312030203.

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

It is an interprime number because it is at equal distance from previous prime (30203021323001) and next prime (30203021323021).

It is not a de Polignac number, because 30203021323011 - 2¹⁰ = 30203021321987 is a prime.

It is a super-2 number, since 2×30203021323011² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30203021323001) 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, 5033836887166 + ... + 5033836887171.

It is an arithmetic number, because the mean of its divisors is an integer number (10067673774338).

Almost surely, 2^{30203021323011} is an apocalyptic number.

30203021323011 is a deficient number, since it is larger than the sum of its proper divisors (10067673774341).

30203021323011 is a wasteful number, since it uses less digits than its factorization.

30203021323011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10067673774340.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 30203021323011 its reverse (11032312030203), we get a palindrome (41235333353214).

The spelling of 30203021323011 in words is "thirty trillion, two hundred three billion, twenty-one million, three hundred twenty-three thousand, eleven".