1045101020 has 12 divisors (see below), whose sum is σ = 2194712184. Its totient is φ = 418040400.

The previous prime is 1045101019. The next prime is 1045101073. The reversal of 1045101020 is 201015401.

It is a super-2 number, since 2×1045101020² = 2184472284010080800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1045100986 and 1045101004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26127506 + ... + 26127545.

It is an arithmetic number, because the mean of its divisors is an integer number (182892682).

Almost surely, 2^1045101020 is an apocalyptic number.

1045101020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1045101020 is an abundant number, since it is smaller than the sum of its proper divisors (1149611164).

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

1045101020 is a wasteful number, since it uses less digits than its factorization.

1045101020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52255060 (or 52255058 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 1045101020 is about 32328.0222098414. The cubic root of 1045101020 is about 1014.8131601376.

Adding to 1045101020 its reverse (201015401), we get a palindrome (1246116421).

The spelling of 1045101020 in words is "one billion, forty-five million, one hundred one thousand, twenty".