101022030 has 24 divisors (see below), whose sum is σ = 262657512. Its totient is φ = 26939184.

The previous prime is 101021981. The next prime is 101022059. The reversal of 101022030 is 30220101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 561144 + ... + 561323.

It is an arithmetic number, because the mean of its divisors is an integer number (10944063).

Almost surely, 2^101022030 is an apocalyptic number.

101022030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101022030 is an abundant number, since it is smaller than the sum of its proper divisors (161635482).

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

101022030 is a wasteful number, since it uses less digits than its factorization.

101022030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122480 (or 1122477 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 101022030 is about 10050.9715948260. The cubic root of 101022030 is about 465.7348076983.

Adding to 101022030 its reverse (30220101), we get a palindrome (131242131).

The spelling of 101022030 in words is "one hundred one million, twenty-two thousand, thirty".