1203322720042 has 16 divisors (see below), whose sum is σ = 1871383581000. Its totient is φ = 579620608000.

The previous prime is 1203322720031. The next prime is 1203322720091. The reversal of 1203322720042 is 2400272233021.

It can be written as a sum of positive squares in 4 ways, for example, as 795680056081 + 407642663961 = 892009^2 + 638469^2 .

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, 23077459 + ... + 23129542.

Almost surely, 2^{1203322720042} is an apocalyptic number.

1203322720042 is a deficient number, since it is larger than the sum of its proper divisors (668060860958).

1203322720042 is a wasteful number, since it uses less digits than its factorization.

1203322720042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46207481.

The product of its (nonzero) digits is 8064, while the sum is 28.

Adding to 1203322720042 its reverse (2400272233021), we get a palindrome (3603594953063).

The spelling of 1203322720042 in words is "one trillion, two hundred three billion, three hundred twenty-two million, seven hundred twenty thousand, forty-two".