1021022002210 has 64 divisors (see below), whose sum is σ = 2164065490944. Its totient is φ = 339609024000.

The previous prime is 1021022002181. The next prime is 1021022002211. The reversal of 1021022002210 is 122002201201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1021022002211) 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, 1326066 + ... + 1949485.

It is an arithmetic number, because the mean of its divisors is an integer number (33813523296).

Almost surely, 2^{1021022002210} is an apocalyptic number.

1021022002210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021022002210 is an abundant number, since it is smaller than the sum of its proper divisors (1143043488734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1021022002210 is a wasteful number, since it uses less digits than its factorization.

1021022002210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3275699.

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

Adding to 1021022002210 its reverse (122002201201), we get a palindrome (1143024203411).

The spelling of 1021022002210 in words is "one trillion, twenty-one billion, twenty-two million, two thousand, two hundred ten".