2002030229977 has 2 divisors, whose sum is σ = 2002030229978. Its totient is φ = 2002030229976.

The previous prime is 2002030229897. The next prime is 2002030230029. The reversal of 2002030229977 is 7799220302002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1986890404041 + 15139825936 = 1409571^2 + 123044^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002030229977 is a prime.

It is not a weakly prime, because it can be changed into another prime (2002030229077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001015114988 + 1001015114989.

It is an arithmetic number, because the mean of its divisors is an integer number (1001015114989).

Almost surely, 2^{2002030229977} is an apocalyptic number.

It is an amenable number.

2002030229977 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002030229977 is an equidigital number, since it uses as much as digits as its factorization.

2002030229977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 43.

The spelling of 2002030229977 in words is "two trillion, two billion, thirty million, two hundred twenty-nine thousand, nine hundred seventy-seven".