420001140102 has 16 divisors (see below), whose sum is σ = 845639881200. Its totient is φ = 139060779872.

The previous prime is 420001140073. The next prime is 420001140109. The reversal of 420001140102 is 201041100024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420001140109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234899073 + ... + 234900860.

It is an arithmetic number, because the mean of its divisors is an integer number (52852492575).

Almost surely, 2^420001140102 is an apocalyptic number.

420001140102 is an abundant number, since it is smaller than the sum of its proper divisors (425638741098).

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

420001140102 is a wasteful number, since it uses less digits than its factorization.

420001140102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469800087.

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

Adding to 420001140102 its reverse (201041100024), we get a palindrome (621042240126).

The spelling of 420001140102 in words is "four hundred twenty billion, one million, one hundred forty thousand, one hundred two".