30292120299989 has 2 divisors, whose sum is σ = 30292120299990. Its totient is φ = 30292120299988.

The previous prime is 30292120299943. The next prime is 30292120300037. The reversal of 30292120299989 is 98999202129203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26589028167025 + 3703092132964 = 5156455^2 + 1924342^2 .

It is a cyclic number.

It is not a de Polignac number, because 30292120299989 - 2³² = 30287825332693 is a prime.

It is a super-2 number, since 2×30292120299989² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30292120299289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15146060149994 + 15146060149995.

It is an arithmetic number, because the mean of its divisors is an integer number (15146060149995).

Almost surely, 2^{30292120299989} is an apocalyptic number.

It is an amenable number.

30292120299989 is a deficient number, since it is larger than the sum of its proper divisors (1).

30292120299989 is an equidigital number, since it uses as much as digits as its factorization.

30292120299989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22674816, while the sum is 65.

The spelling of 30292120299989 in words is "thirty trillion, two hundred ninety-two billion, one hundred twenty million, two hundred ninety-nine thousand, nine hundred eighty-nine".