1012211003122 has 16 divisors (see below), whose sum is σ = 1683498481344. Its totient is φ = 452553354000.

The previous prime is 1012211003117. The next prime is 1012211003131. The reversal of 1012211003122 is 2213001122101.

It is a super-2 number, since 2×1012211003122² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1012211003096 and 1012211003105.

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, 377126454 + ... + 377129137.

It is an arithmetic number, because the mean of its divisors is an integer number (105218655084).

Almost surely, 2^{1012211003122} is an apocalyptic number.

1012211003122 is a deficient number, since it is larger than the sum of its proper divisors (671287478222).

1012211003122 is a wasteful number, since it uses less digits than its factorization.

1012211003122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754255665.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1012211003122 its reverse (2213001122101), we get a palindrome (3225212125223).

The spelling of 1012211003122 in words is "one trillion, twelve billion, two hundred eleven million, three thousand, one hundred twenty-two".