1020302420112 has 30 divisors (see below), whose sum is σ = 2855429690022. Its totient is φ = 340100806656.

The previous prime is 1020302420099. The next prime is 1020302420119. The reversal of 1020302420112 is 2110242030201.

It is a happy number.

1020302420112 is a `hidden beast` number, since 102 + 0 + 30 + 2 + 420 + 112 = 666.

It can be written as a sum of positive squares in only one way, i.e., 989913563136 + 30388856976 = 994944^2 + 174324^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1020302420119) 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 5 ways as a sum of consecutive naturals, for example, 3542716593 + ... + 3542716880.

Almost surely, 2^{1020302420112} is an apocalyptic number.

1020302420112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1020302420112 is an abundant number, since it is smaller than the sum of its proper divisors (1835127269910).

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

1020302420112 is a wasteful number, since it uses less digits than its factorization.

1020302420112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7085433487 (or 7085433478 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1020302420112 its reverse (2110242030201), we get a palindrome (3130544450313).

The spelling of 1020302420112 in words is "one trillion, twenty billion, three hundred two million, four hundred twenty thousand, one hundred twelve".