1012001232122 has 8 divisors (see below), whose sum is σ = 1528189780500. Its totient is φ = 502604638624.

The previous prime is 1012001232101. The next prime is 1012001232149. The reversal of 1012001232122 is 2212321002101.

It can be written as a sum of positive squares in 2 ways, for example, as 750370005121 + 261631227001 = 866239^2 + 511499^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1012001232122² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1012001232122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1697988347 + ... + 1697988942.

Almost surely, 2^{1012001232122} is an apocalyptic number.

1012001232122 is a deficient number, since it is larger than the sum of its proper divisors (516188548378).

1012001232122 is a wasteful number, since it uses less digits than its factorization.

1012001232122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3395977440.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1012001232122 its reverse (2212321002101), we get a palindrome (3224322234223).

The spelling of 1012001232122 in words is "one trillion, twelve billion, one million, two hundred thirty-two thousand, one hundred twenty-two".