1013431122 has 32 divisors (see below), whose sum is σ = 2456804160. Its totient is φ = 307100160.

The previous prime is 1013431109. The next prime is 1013431151. The reversal of 1013431122 is 2211343101.

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

It is a junction number, because it is equal to n+sod(n) for n = 1013431095 and 1013431104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 852463 + ... + 853650.

It is an arithmetic number, because the mean of its divisors is an integer number (76775130).

Almost surely, 2^1013431122 is an apocalyptic number.

1013431122 is an abundant number, since it is smaller than the sum of its proper divisors (1443373038).

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

1013431122 is a wasteful number, since it uses less digits than its factorization.

1013431122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706135 (or 1706129 counting only the distinct ones).

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

The square root of 1013431122 is about 31834.4329618104. The cubic root of 1013431122 is about 1004.4571450096.

Adding to 1013431122 its reverse (2211343101), we get a palindrome (3224774223).

The spelling of 1013431122 in words is "one billion, thirteen million, four hundred thirty-one thousand, one hundred twenty-two".