1012213134 has 24 divisors (see below), whose sum is σ = 2195149320. Its totient is φ = 337093488.

The previous prime is 1012213121. The next prime is 1012213157. The reversal of 1012213134 is 4313122101.

1012213134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5392 + ... + 45315.

It is an arithmetic number, because the mean of its divisors is an integer number (91464555).

Almost surely, 2^1012213134 is an apocalyptic number.

1012213134 is an abundant number, since it is smaller than the sum of its proper divisors (1182936186).

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

1012213134 is a wasteful number, since it uses less digits than its factorization.

1012213134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51824 (or 51821 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1012213134 is about 31815.2971697578. The cubic root of 1012213134 is about 1004.0545828063.

Adding to 1012213134 its reverse (4313122101), we get a palindrome (5325335235).

The spelling of 1012213134 in words is "one billion, twelve million, two hundred thirteen thousand, one hundred thirty-four".