1012010002220 has 48 divisors (see below), whose sum is σ = 2429000491008. Its totient is φ = 346949645760.

The previous prime is 1012010002169. The next prime is 1012010002259. The reversal of 1012010002220 is 222000102101.

It is a happy number.

It is a super-3 number, since 3×1012010002220³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1724465 + ... + 2235575.

It is an arithmetic number, because the mean of its divisors is an integer number (50604176896).

Almost surely, 2^{1012010002220} is an apocalyptic number.

1012010002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012010002220 is an abundant number, since it is smaller than the sum of its proper divisors (1416990488788).

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

1012010002220 is a wasteful number, since it uses less digits than its factorization.

1012010002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525270 (or 525268 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1012010002220 its reverse (222000102101), we get a palindrome (1234010104321).

The spelling of 1012010002220 in words is "one trillion, twelve billion, ten million, two thousand, two hundred twenty".