1002021010222 has 16 divisors (see below), whose sum is σ = 1615198050000. Its totient is φ = 464501397888.

The previous prime is 1002021010147. The next prime is 1002021010229. The reversal of 1002021010222 is 2220101202001.

It is a happy number.

It is a super-2 number, since 2×1002021010222² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002021010229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219932097 + ... + 219936652.

It is an arithmetic number, because the mean of its divisors is an integer number (100949878125).

Almost surely, 2^{1002021010222} is an apocalyptic number.

1002021010222 is a deficient number, since it is larger than the sum of its proper divisors (613177039778).

1002021010222 is a wasteful number, since it uses less digits than its factorization.

1002021010222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439868835.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1002021010222 its reverse (2220101202001), we get a palindrome (3222122212223).

The spelling of 1002021010222 in words is "one trillion, two billion, twenty-one million, ten thousand, two hundred twenty-two".