1020522420441 has 32 divisors (see below), whose sum is σ = 1593517392000. Its totient is φ = 643706409024.

The previous prime is 1020522420427. The next prime is 1020522420451. The reversal of 1020522420441 is 1440242250201.

It is a happy number.

1020522420441 is a `hidden beast` number, since 10 + 205 + 2 + 2 + 4 + 2 + 0 + 441 = 666.

It is not a de Polignac number, because 1020522420441 - 2⁶ = 1020522420377 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1020522420451) 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, 890206 + ... + 1683303.

It is an arithmetic number, because the mean of its divisors is an integer number (49797418500).

Almost surely, 2^{1020522420441} is an apocalyptic number.

It is an amenable number.

1020522420441 is a deficient number, since it is larger than the sum of its proper divisors (572994971559).

1020522420441 is a wasteful number, since it uses less digits than its factorization.

1020522420441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2574310 (or 2574304 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 1020522420441 its reverse (1440242250201), we get a palindrome (2460764670642).

The spelling of 1020522420441 in words is "one trillion, twenty billion, five hundred twenty-two million, four hundred twenty thousand, four hundred forty-one".