1020222221010 has 64 divisors (see below), whose sum is σ = 2578431778560. Its totient is φ = 257843139840.

The previous prime is 1020222220967. The next prime is 1020222221041. The reversal of 1020222221010 is 101222220201.

It is a super-3 number, since 3×1020222221010³ (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6707281 + ... + 6857700.

It is an arithmetic number, because the mean of its divisors is an integer number (40287996540).

Almost surely, 2^{1020222221010} is an apocalyptic number.

1020222221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1020222221010 is an abundant number, since it is smaller than the sum of its proper divisors (1558209557550).

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

1020222221010 is a wasteful number, since it uses less digits than its factorization.

1020222221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13565123.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1020222221010 its reverse (101222220201), we get a palindrome (1121444441211).

The spelling of 1020222221010 in words is "one trillion, twenty billion, two hundred twenty-two million, two hundred twenty-one thousand, ten".