10667017020 has 96 divisors (see below), whose sum is σ = 32839704576. Its totient is φ = 2565561600.

The previous prime is 10667017019. The next prime is 10667017021. The reversal of 10667017020 is 2071076601.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10667017019) and next prime (10667017021).

It is a super-2 number, since 2×10667017020² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10667017021) 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, 20190 + ... + 147450.

It is an arithmetic number, because the mean of its divisors is an integer number (342080256).

Almost surely, 2^10667017020 is an apocalyptic number.

10667017020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10667017020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16419852288).

10667017020 is an abundant number, since it is smaller than the sum of its proper divisors (22172687556).

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

10667017020 is a wasteful number, since it uses less digits than its factorization.

10667017020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127411 (or 127409 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 30.

The spelling of 10667017020 in words is "ten billion, six hundred sixty-seven million, seventeen thousand, twenty".