1206022421634 has 16 divisors (see below), whose sum is σ = 2413384145760. Its totient is φ = 401784256800.

The previous prime is 1206022421627. The next prime is 1206022421651. The reversal of 1206022421634 is 4361242206021.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1206022421595 and 1206022421604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55792564 + ... + 55814175.

It is an arithmetic number, because the mean of its divisors is an integer number (150836509110).

Almost surely, 2^{1206022421634} is an apocalyptic number.

1206022421634 is an abundant number, since it is smaller than the sum of its proper divisors (1207361724126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1206022421634 is a wasteful number, since it uses less digits than its factorization.

1206022421634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111608545.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 1206022421634 its reverse (4361242206021), we get a palindrome (5567264627655).

The spelling of 1206022421634 in words is "one trillion, two hundred six billion, twenty-two million, four hundred twenty-one thousand, six hundred thirty-four".