1020355535222 has 4 divisors (see below), whose sum is σ = 1530533302836. Its totient is φ = 510177767610.

The previous prime is 1020355535201. The next prime is 1020355535237. The reversal of 1020355535222 is 2225355530201.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1020355535222² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255088883804 + ... + 255088883807.

It is an arithmetic number, because the mean of its divisors is an integer number (382633325709).

Almost surely, 2^{1020355535222} is an apocalyptic number.

1020355535222 is a deficient number, since it is larger than the sum of its proper divisors (510177767614).

1020355535222 is an equidigital number, since it uses as much as digits as its factorization.

1020355535222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510177767613.

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 1020355535222 in words is "one trillion, twenty billion, three hundred fifty-five million, five hundred thirty-five thousand, two hundred twenty-two".