1030112200020 has 48 divisors (see below), whose sum is σ = 3036120171840. Its totient is φ = 260238871296.

The previous prime is 1030112200003. The next prime is 1030112200031. The reversal of 1030112200020 is 200022110301.

It is a super-2 number, since 2×1030112200020² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1030112199969 and 1030112200005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 451802457 + ... + 451804736.

It is an arithmetic number, because the mean of its divisors is an integer number (63252503580).

Almost surely, 2^{1030112200020} is an apocalyptic number.

1030112200020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1030112200020 is an abundant number, since it is smaller than the sum of its proper divisors (2006007971820).

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

1030112200020 is a wasteful number, since it uses less digits than its factorization.

1030112200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903607224 (or 903607222 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1030112200020 its reverse (200022110301), we get a palindrome (1230134310321).

The spelling of 1030112200020 in words is "one trillion, thirty billion, one hundred twelve million, two hundred thousand, twenty".