100122120202 has 8 divisors (see below), whose sum is σ = 161735732676. Its totient is φ = 46210209312.

The previous prime is 100122120199. The next prime is 100122120233. The reversal of 100122120202 is 202021221001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 96707938441 + 3414181761 = 310979^2 + 58431^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1925425363 + ... + 1925425414.

Almost surely, 2^100122120202 is an apocalyptic number.

100122120202 is a deficient number, since it is larger than the sum of its proper divisors (61613612474).

100122120202 is a wasteful number, since it uses less digits than its factorization.

100122120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3850850792.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100122120202 its reverse (202021221001), we get a palindrome (302143341203).

The spelling of 100122120202 in words is "one hundred billion, one hundred twenty-two million, one hundred twenty thousand, two hundred two".