1021112103430 has 16 divisors (see below), whose sum is σ = 1917914907744. Its totient is φ = 390686369920.

The previous prime is 1021112103413. The next prime is 1021112103443. The reversal of 1021112103430 is 343012111201.

1021112103430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1021112103398 and 1021112103407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2219808691 + ... + 2219809150.

It is an arithmetic number, because the mean of its divisors is an integer number (119869681734).

Almost surely, 2^{1021112103430} is an apocalyptic number.

1021112103430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021112103430 is a deficient number, since it is larger than the sum of its proper divisors (896802804314).

1021112103430 is a wasteful number, since it uses less digits than its factorization.

1021112103430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4439617871.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1021112103430 its reverse (343012111201), we get a palindrome (1364124214631).

The spelling of 1021112103430 in words is "one trillion, twenty-one billion, one hundred twelve million, one hundred three thousand, four hundred thirty".