61222703042 has 18 divisors (see below), whose sum is σ = 96013060563. Its totient is φ = 29276574052.

The previous prime is 61222703011. The next prime is 61222703053. The reversal of 61222703042 is 24030722216.

It can be written as a sum of positive squares in only one way, i.e., 30611351521 + 30611351521 = 174961^2 + 174961^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=174961.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 61222702996 and 61222703014.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8044403 + ... + 8052009.

Almost surely, 2^61222703042 is an apocalyptic number.

61222703042 is a deficient number, since it is larger than the sum of its proper divisors (34790357521).

61222703042 is an frugal number, since it uses more digits than its factorization.

61222703042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15262 (or 7632 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The spelling of 61222703042 in words is "sixty-one billion, two hundred twenty-two million, seven hundred three thousand, forty-two".