1012012212228 has 24 divisors (see below), whose sum is σ = 2396606036832. Its totient is φ = 332302517184.

The previous prime is 1012012212221. The next prime is 1012012212307. The reversal of 1012012212228 is 8222122102101.

It is a super-2 number, since 2×1012012212228² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1012012212198 and 1012012212207.

It is not an unprimeable number, because it can be changed into a prime (1012012212221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 629360025 + ... + 629361632.

It is an arithmetic number, because the mean of its divisors is an integer number (99858584868).

Almost surely, 2^{1012012212228} is an apocalyptic number.

It is an amenable number.

1012012212228 is an abundant number, since it is smaller than the sum of its proper divisors (1384593824604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1012012212228 is a wasteful number, since it uses less digits than its factorization.

1012012212228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1258721731 (or 1258721729 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 24.

Adding to 1012012212228 its reverse (8222122102101), we get a palindrome (9234134314329).

The spelling of 1012012212228 in words is "one trillion, twelve billion, twelve million, two hundred twelve thousand, two hundred twenty-eight".