1012222102020 has 24 divisors (see below), whose sum is σ = 2834221885824. Its totient is φ = 269925893856.

The previous prime is 1012222102019. The next prime is 1012222102051. The reversal of 1012222102020 is 202012222101.

It is a super-3 number, since 3×1012222102020³ (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 7 ways as a sum of consecutive naturals, for example, 8435184124 + ... + 8435184243.

It is an arithmetic number, because the mean of its divisors is an integer number (118092578576).

Almost surely, 2^{1012222102020} is an apocalyptic number.

1012222102020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012222102020 is an abundant number, since it is smaller than the sum of its proper divisors (1821999783804).

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

1012222102020 is a wasteful number, since it uses less digits than its factorization.

1012222102020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16870368379 (or 16870368377 counting only the distinct ones).

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

Adding to 1012222102020 its reverse (202012222101), we get a palindrome (1214234324121).

The spelling of 1012222102020 in words is "one trillion, twelve billion, two hundred twenty-two million, one hundred two thousand, twenty".