1122100481 has 2 divisors, whose sum is σ = 1122100482. Its totient is φ = 1122100480.

The previous prime is 1122100439. The next prime is 1122100549. The reversal of 1122100481 is 1840012211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1047104881 + 74995600 = 32359^2 + 8660^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122100481 - 2⁶ = 1122100417 is a prime.

It is a super-2 number, since 2×1122100481² = 2518218978920862722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1122190481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561050240 + 561050241.

It is an arithmetic number, because the mean of its divisors is an integer number (561050241).

Almost surely, 2^1122100481 is an apocalyptic number.

It is an amenable number.

1122100481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122100481 is an equidigital number, since it uses as much as digits as its factorization.

1122100481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 20.

The square root of 1122100481 is about 33497.7682987987. The cubic root of 1122100481 is about 1039.1476253719.

Adding to 1122100481 its reverse (1840012211), we get a palindrome (2962112692).

The spelling of 1122100481 in words is "one billion, one hundred twenty-two million, one hundred thousand, four hundred eighty-one".