1402101211421 has 8 divisors (see below), whose sum is σ = 1427148873888. Its totient is φ = 1377120078000.

The previous prime is 1402101211417. The next prime is 1402101211471. The reversal of 1402101211421 is 1241121012041.

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

It is a cyclic number.

It is not a de Polignac number, because 1402101211421 - 2² = 1402101211417 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1402101211393 and 1402101211402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402101211471) 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, 16589735 + ... + 16674036.

It is an arithmetic number, because the mean of its divisors is an integer number (178393609236).

Almost surely, 2^{1402101211421} is an apocalyptic number.

It is an amenable number.

1402101211421 is a deficient number, since it is larger than the sum of its proper divisors (25047662467).

1402101211421 is an equidigital number, since it uses as much as digits as its factorization.

1402101211421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33264523.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 1402101211421 its reverse (1241121012041), we get a palindrome (2643222223462).

The spelling of 1402101211421 in words is "one trillion, four hundred two billion, one hundred one million, two hundred eleven thousand, four hundred twenty-one".