214100021402 has 32 divisors (see below), whose sum is σ = 343992355200. Its totient is φ = 99583103488.

The previous prime is 214100021347. The next prime is 214100021407. The reversal of 214100021402 is 204120001412.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (214100021407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8954099 + ... + 8977977.

It is an arithmetic number, because the mean of its divisors is an integer number (10749761100).

Almost surely, 2^214100021402 is an apocalyptic number.

214100021402 is a deficient number, since it is larger than the sum of its proper divisors (129892333798).

214100021402 is a wasteful number, since it uses less digits than its factorization.

214100021402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26950.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 214100021402 its reverse (204120001412), we get a palindrome (418220022814).

The spelling of 214100021402 in words is "two hundred fourteen billion, one hundred million, twenty-one thousand, four hundred two".