11661055001122 has 4 divisors (see below), whose sum is σ = 17491582501686. Its totient is φ = 5830527500560.

The previous prime is 11661055001041. The next prime is 11661055001131. The reversal of 11661055001122 is 22110055016611.

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., 6273266613201 + 5387788387921 = 2504649^2 + 2321161^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2915263750279 + ... + 2915263750282.

Almost surely, 2^{11661055001122} is an apocalyptic number.

11661055001122 is a deficient number, since it is larger than the sum of its proper divisors (5830527500564).

11661055001122 is an equidigital number, since it uses as much as digits as its factorization.

11661055001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5830527500563.

The product of its (nonzero) digits is 3600, while the sum is 31.

The spelling of 11661055001122 in words is "eleven trillion, six hundred sixty-one billion, fifty-five million, one thousand, one hundred twenty-two".