1220234545046 has 16 divisors (see below), whose sum is σ = 2001023144640. Its totient is φ = 553464369480.

The previous prime is 1220234545039. The next prime is 1220234545069. The reversal of 1220234545046 is 6405454320221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59374316 + ... + 59394863.

It is an arithmetic number, because the mean of its divisors is an integer number (125063946540).

Almost surely, 2^{1220234545046} is an apocalyptic number.

1220234545046 is a deficient number, since it is larger than the sum of its proper divisors (780788599594).

1220234545046 is a wasteful number, since it uses less digits than its factorization.

1220234545046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118769659.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 1220234545046 its reverse (6405454320221), we get a palindrome (7625688865267).

The spelling of 1220234545046 in words is "one trillion, two hundred twenty billion, two hundred thirty-four million, five hundred forty-five thousand, forty-six".