1011142212 has 24 divisors (see below), whose sum is σ = 2363874912. Its totient is φ = 336398400.

The previous prime is 1011142211. The next prime is 1011142229. The reversal of 1011142212 is 2122411101.

It is a junction number, because it is equal to n+sod(n) for n = 1011142191 and 1011142200.

It is not an unprimeable number, because it can be changed into a prime (1011142211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74614 + ... + 87117.

It is an arithmetic number, because the mean of its divisors is an integer number (98494788).

Almost surely, 2^1011142212 is an apocalyptic number.

1011142212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1011142212 is an abundant number, since it is smaller than the sum of its proper divisors (1352732700).

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

1011142212 is a wasteful number, since it uses less digits than its factorization.

1011142212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162259 (or 162257 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 1011142212 is about 31798.4624156578. The cubic root of 1011142212 is about 1003.7003611051.

Adding to 1011142212 its reverse (2122411101), we get a palindrome (3133553313).

The spelling of 1011142212 in words is "one billion, eleven million, one hundred forty-two thousand, two hundred twelve".