1021455402230 has 16 divisors (see below), whose sum is σ = 1839430086480. Its totient is φ = 408402080352.

The previous prime is 1021455402229. The next prime is 1021455402241. The reversal of 1021455402230 is 322045541201.

It is a super-2 number, since 2×1021455402230² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1021455402193 and 1021455402202.

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, 22486244 + ... + 22531623.

It is an arithmetic number, because the mean of its divisors is an integer number (114964380405).

Almost surely, 2^{1021455402230} is an apocalyptic number.

1021455402230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021455402230 is a deficient number, since it is larger than the sum of its proper divisors (817974684250).

1021455402230 is a wasteful number, since it uses less digits than its factorization.

1021455402230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45020143.

The product of its (nonzero) digits is 9600, while the sum is 29.

The spelling of 1021455402230 in words is "one trillion, twenty-one billion, four hundred fifty-five million, four hundred two thousand, two hundred thirty".