1122007020 has 24 divisors (see below), whose sum is σ = 3141619824. Its totient is φ = 299201856.

The previous prime is 1122006997. The next prime is 1122007043. The reversal of 1122007020 is 207002211.

It is an interprime number because it is at equal distance from previous prime (1122006997) and next prime (1122007043).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9349999 + ... + 9350118.

It is an arithmetic number, because the mean of its divisors is an integer number (130900826).

Almost surely, 2^1122007020 is an apocalyptic number.

1122007020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122007020 is an abundant number, since it is smaller than the sum of its proper divisors (2019612804).

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

1122007020 is a wasteful number, since it uses less digits than its factorization.

1122007020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18700129 (or 18700127 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 1122007020 is about 33496.3732365162. The cubic root of 1122007020 is about 1039.1187739828.

Adding to 1122007020 its reverse (207002211), we get a palindrome (1329009231).

The spelling of 1122007020 in words is "one billion, one hundred twenty-two million, seven thousand, twenty".