1020000101210 has 16 divisors (see below), whose sum is σ = 1836031689576. Its totient is φ = 407993038848.

The previous prime is 1020000101191. The next prime is 1020000101221. The reversal of 1020000101210 is 121010000201.

It can be written as a sum of positive squares in 4 ways, for example, as 697420403689 + 322579697521 = 835117^2 + 567961^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241499 + ... + 1448558.

Almost surely, 2^{1020000101210} is an apocalyptic number.

1020000101210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020000101210 is a deficient number, since it is larger than the sum of its proper divisors (816031588366).

1020000101210 is a wasteful number, since it uses less digits than its factorization.

1020000101210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750417.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1020000101210 its reverse (121010000201), we get a palindrome (1141010101411).

The spelling of 1020000101210 in words is "one trillion, twenty billion, one hundred one thousand, two hundred ten".