101421120202 has 8 divisors (see below), whose sum is σ = 152133120612. Its totient is φ = 50710080000.

The previous prime is 101421120197. The next prime is 101421120211. The reversal of 101421120202 is 202021124101.

It can be written as a sum of positive squares in 2 ways, for example, as 100959343081 + 461777121 = 317741^2 + 21489^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152202 + ... + 475402.

Almost surely, 2^101421120202 is an apocalyptic number.

101421120202 is a deficient number, since it is larger than the sum of its proper divisors (50712000410).

101421120202 is a wasteful number, since it uses less digits than its factorization.

101421120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480104.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 101421120202 its reverse (202021124101), we get a palindrome (303442244303).

The spelling of 101421120202 in words is "one hundred one billion, four hundred twenty-one million, one hundred twenty thousand, two hundred two".