1022020124 has 12 divisors (see below), whose sum is σ = 1795496304. Its totient is φ = 509021184.

The previous prime is 1022020099. The next prime is 1022020151. The reversal of 1022020124 is 4210202201.

It is a junction number, because it is equal to n+sod(n) for n = 1022020099 and 1022020108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 496064 + ... + 498119.

It is an arithmetic number, because the mean of its divisors is an integer number (149624692).

Almost surely, 2^1022020124 is an apocalyptic number.

It is an amenable number.

1022020124 is a deficient number, since it is larger than the sum of its proper divisors (773476180).

1022020124 is a wasteful number, since it uses less digits than its factorization.

1022020124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994444 (or 994442 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1022020124 is about 31969.0494697606. The cubic root of 1022020124 is about 1007.2868146940.

Adding to 1022020124 its reverse (4210202201), we get a palindrome (5232222325).

The spelling of 1022020124 in words is "one billion, twenty-two million, twenty thousand, one hundred twenty-four".