1022515116 has 96 divisors (see below), whose sum is σ = 2904491520. Its totient is φ = 273306624.

The previous prime is 1022515111. The next prime is 1022515139. The reversal of 1022515116 is 6115152201.

It is not an unprimeable number, because it can be changed into a prime (1022515111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 244975 + ... + 249113.

It is an arithmetic number, because the mean of its divisors is an integer number (30255120).

Almost surely, 2^1022515116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1022515116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1452245760).

1022515116 is an abundant number, since it is smaller than the sum of its proper divisors (1881976404).

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

1022515116 is a wasteful number, since it uses less digits than its factorization.

1022515116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4343 (or 4341 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 24.

The square root of 1022515116 is about 31976.7902704446. The cubic root of 1022515116 is about 1007.4494072007.

Adding to 1022515116 its reverse (6115152201), we get a palindrome (7137667317).

The spelling of 1022515116 in words is "one billion, twenty-two million, five hundred fifteen thousand, one hundred sixteen".