1022001000210 has 48 divisors (see below), whose sum is σ = 2670970535064. Its totient is φ = 271121504256.

The previous prime is 1022001000193. The next prime is 1022001000211. The reversal of 1022001000210 is 120001002201.

1022001000210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 584779854681 + 437221145529 = 764709^2 + 661227^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1022001000192 and 1022001000201.

It is not an unprimeable number, because it can be changed into a prime (1022001000211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29401197 + ... + 29435936.

Almost surely, 2^{1022001000210} is an apocalyptic number.

1022001000210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1022001000210 is an abundant number, since it is smaller than the sum of its proper divisors (1648969534854).

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

1022001000210 is a wasteful number, since it uses less digits than its factorization.

1022001000210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58837339 (or 58837336 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1022001000210 its reverse (120001002201), we get a palindrome (1142002002411).

The spelling of 1022001000210 in words is "one trillion, twenty-two billion, one million, two hundred ten", and thus it is an aban number.