30556023223011 has 32 divisors (see below), whose sum is σ = 47864479229952. Its totient is φ = 17094100584960.

The previous prime is 30556023222983. The next prime is 30556023223051. The reversal of 30556023223011 is 11032232065503.

It is not a de Polignac number, because 30556023223011 - 2¹⁹ = 30556022698723 is a prime.

It is a super-2 number, since 2×30556023223011² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (30556023223051) 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, 48262446 + ... + 48891468.

It is an arithmetic number, because the mean of its divisors is an integer number (1495764975936).

Almost surely, 2^{30556023223011} is an apocalyptic number.

30556023223011 is a deficient number, since it is larger than the sum of its proper divisors (17308456006941).

30556023223011 is a wasteful number, since it uses less digits than its factorization.

30556023223011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742283.

The product of its (nonzero) digits is 32400, while the sum is 33.

Adding to 30556023223011 its reverse (11032232065503), we get a palindrome (41588255288514).

The spelling of 30556023223011 in words is "thirty trillion, five hundred fifty-six billion, twenty-three million, two hundred twenty-three thousand, eleven".