200212020120137 has 2 divisors, whose sum is σ = 200212020120138. Its totient is φ = 200212020120136.

The previous prime is 200212020120083. The next prime is 200212020120143. The reversal of 200212020120137 is 731021020212002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 168144670977721 + 32067349142416 = 12967061^2 + 5662804^2 .

It is a cyclic number.

It is not a de Polignac number, because 200212020120137 - 2¹⁰ = 200212020119113 is a prime.

It is a super-2 number, since 2×200212020120137² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (200212020120037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100106010060068 + 100106010060069.

It is an arithmetic number, because the mean of its divisors is an integer number (100106010060069).

Almost surely, 2^{200212020120137} is an apocalyptic number.

It is an amenable number.

200212020120137 is a deficient number, since it is larger than the sum of its proper divisors (1).

200212020120137 is an equidigital number, since it uses as much as digits as its factorization.

200212020120137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 200212020120137 its reverse (731021020212002), we get a palindrome (931233040332139).

The spelling of 200212020120137 in words is "two hundred trillion, two hundred twelve billion, twenty million, one hundred twenty thousand, one hundred thirty-seven".