1020012222037 has 2 divisors, whose sum is σ = 1020012222038. Its totient is φ = 1020012222036.

The previous prime is 1020012222023. The next prime is 1020012222043. The reversal of 1020012222037 is 7302222100201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 774621775876 + 245390446161 = 880126^2 + 495369^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020012222037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1020012221999 and 1020012222017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020012222737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510006111018 + 510006111019.

It is an arithmetic number, because the mean of its divisors is an integer number (510006111019).

Almost surely, 2^{1020012222037} is an apocalyptic number.

It is an amenable number.

1020012222037 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020012222037 is an equidigital number, since it uses as much as digits as its factorization.

1020012222037 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 22.

Adding to 1020012222037 its reverse (7302222100201), we get a palindrome (8322234322238).

The spelling of 1020012222037 in words is "one trillion, twenty billion, twelve million, two hundred twenty-two thousand, thirty-seven".