30825581222153 has 2 divisors, whose sum is σ = 30825581222154. Its totient is φ = 30825581222152.

The previous prime is 30825581222131. The next prime is 30825581222257. The reversal of 30825581222153 is 35122218552803.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30535703431744 + 289877790409 = 5525912^2 + 538403^2 .

It is an emirp because it is prime and its reverse (35122218552803) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30825581222153 is a prime.

It is a super-2 number, since 2×30825581222153² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30825581222098 and 30825581222107.

It is not a weakly prime, because it can be changed into another prime (30825581222123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15412790611076 + 15412790611077.

It is an arithmetic number, because the mean of its divisors is an integer number (15412790611077).

Almost surely, 2^{30825581222153} is an apocalyptic number.

It is an amenable number.

30825581222153 is a deficient number, since it is larger than the sum of its proper divisors (1).

30825581222153 is an equidigital number, since it uses as much as digits as its factorization.

30825581222153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152000, while the sum is 47.

Adding to 30825581222153 its reverse (35122218552803), we get a palindrome (65947799774956).

The spelling of 30825581222153 in words is "thirty trillion, eight hundred twenty-five billion, five hundred eighty-one million, two hundred twenty-two thousand, one hundred fifty-three".