1012225303620 has 192 divisors, whose sum is σ = 3391981824000. Its totient is φ = 249772989312.

The previous prime is 1012225303613. The next prime is 1012225303627. The reversal of 1012225303620 is 263035222101.

It is a happy number.

1012225303620 is a `hidden beast` number, since 1 + 0 + 1 + 2 + 2 + 2 + 5 + 30 + 3 + 620 = 666.

It is an interprime number because it is at equal distance from previous prime (1012225303613) and next prime (1012225303627).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1012225303627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 706000 + ... + 1588359.

It is an arithmetic number, because the mean of its divisors is an integer number (17666572000).

Almost surely, 2^{1012225303620} is an apocalyptic number.

1012225303620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012225303620 is an abundant number, since it is smaller than the sum of its proper divisors (2379756520380).

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

1012225303620 is a wasteful number, since it uses less digits than its factorization.

1012225303620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2294439 (or 2294431 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The spelling of 1012225303620 in words is "one trillion, twelve billion, two hundred twenty-five million, three hundred three thousand, six hundred twenty".