10111012030020 has 96 divisors (see below), whose sum is σ = 31184396006400. Its totient is φ = 2427356799360.

The previous prime is 10111012029991. The next prime is 10111012030037. The reversal of 10111012030020 is 2003021011101.

It is a super-2 number, since 2×10111012030020² (a number of 27 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 = 10111012029978 and 10111012030005.

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 31 ways as a sum of consecutive naturals, for example, 74299570 + ... + 74435529.

It is an arithmetic number, because the mean of its divisors is an integer number (324837458400).

Almost surely, 2^{10111012030020} is an apocalyptic number.

10111012030020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10111012030020 is an abundant number, since it is smaller than the sum of its proper divisors (21073383976380).

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

10111012030020 is a wasteful number, since it uses less digits than its factorization.

10111012030020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148735225 (or 148735223 counting only the distinct ones).

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

Adding to 10111012030020 its reverse (2003021011101), we get a palindrome (12114033041121).

The spelling of 10111012030020 in words is "ten trillion, one hundred eleven billion, twelve million, thirty thousand, twenty".