1022010221001 has 96 divisors (see below), whose sum is σ = 1804870843776. Its totient is φ = 508190592000.

The previous prime is 1022010220997. The next prime is 1022010221009. The reversal of 1022010221001 is 1001220102201.

It is not a de Polignac number, because 1022010221001 - 2² = 1022010220997 is a prime.

It is a super-2 number, since 2×1022010221001² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1022010221009) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3368311 + ... + 3659171.

It is an arithmetic number, because the mean of its divisors is an integer number (18800737956).

Almost surely, 2^{1022010221001} is an apocalyptic number.

1022010221001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1022010221001 is a deficient number, since it is larger than the sum of its proper divisors (782860622775).

1022010221001 is a wasteful number, since it uses less digits than its factorization.

1022010221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290983 (or 290976 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1022010221001 its reverse (1001220102201), we get a palindrome (2023230323202).

The spelling of 1022010221001 in words is "one trillion, twenty-two billion, ten million, two hundred twenty-one thousand, one".