29522020283881 has 2 divisors, whose sum is σ = 29522020283882. Its totient is φ = 29522020283880.

The previous prime is 29522020283843. The next prime is 29522020283911. The reversal of 29522020283881 is 18838202022592.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24810012331225 + 4712007952656 = 4980965^2 + 2170716^2 .

It is a cyclic number.

It is not a de Polignac number, because 29522020283881 - 2¹⁷ = 29522020152809 is a prime.

It is a super-2 number, since 2×29522020283881² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (29522020283981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14761010141940 + 14761010141941.

It is an arithmetic number, because the mean of its divisors is an integer number (14761010141941).

Almost surely, 2^{29522020283881} is an apocalyptic number.

It is an amenable number.

29522020283881 is a deficient number, since it is larger than the sum of its proper divisors (1).

29522020283881 is an equidigital number, since it uses as much as digits as its factorization.

29522020283881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2211840, while the sum is 52.

The spelling of 29522020283881 in words is "twenty-nine trillion, five hundred twenty-two billion, twenty million, two hundred eighty-three thousand, eight hundred eighty-one".