1210000022010 has 128 divisors (see below), whose sum is σ = 3594695328000. Its totient is φ = 287575577856.

The previous prime is 1210000022009. The next prime is 1210000022069. The reversal of 1210000022010 is 102200000121.

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

It is a junction number, because it is equal to n+sod(n) for n = 1210000021983 and 1210000022001.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5841820 + ... + 6045399.

It is an arithmetic number, because the mean of its divisors is an integer number (28083557250).

Almost surely, 2^{1210000022010} is an apocalyptic number.

1210000022010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1210000022010 is an abundant number, since it is smaller than the sum of its proper divisors (2384695305990).

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

1210000022010 is a wasteful number, since it uses less digits than its factorization.

1210000022010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11887277 (or 11887271 counting only the distinct ones).

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

Adding to 1210000022010 its reverse (102200000121), we get a palindrome (1312200022131).

The spelling of 1210000022010 in words is "one trillion, two hundred ten billion, twenty-two thousand, ten".