1220677051162 has 4 divisors (see below), whose sum is σ = 1831015576746. Its totient is φ = 610338525580.

The previous prime is 1220677051129. The next prime is 1220677051189. The reversal of 1220677051162 is 2611507760221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1220651538561 + 25512601 = 1104831^2 + 5051^2 .

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 as a sum of consecutive naturals, namely, 305169262789 + ... + 305169262792.

Almost surely, 2^{1220677051162} is an apocalyptic number.

1220677051162 is a deficient number, since it is larger than the sum of its proper divisors (610338525584).

1220677051162 is an equidigital number, since it uses as much as digits as its factorization.

1220677051162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610338525583.

The product of its (nonzero) digits is 70560, while the sum is 40.

The spelling of 1220677051162 in words is "one trillion, two hundred twenty billion, six hundred seventy-seven million, fifty-one thousand, one hundred sixty-two".