211431401014 has 32 divisors (see below), whose sum is σ = 331327584000. Its totient is φ = 101062002720.

The previous prime is 211431401011. The next prime is 211431401017. The reversal of 211431401014 is 410104134112.

It is an interprime number because it is at equal distance from previous prime (211431401011) and next prime (211431401017).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211431401011) 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, 13018279 + ... + 13034509.

It is an arithmetic number, because the mean of its divisors is an integer number (10353987000).

Almost surely, 2^211431401014 is an apocalyptic number.

211431401014 is a deficient number, since it is larger than the sum of its proper divisors (119896182986).

211431401014 is a wasteful number, since it uses less digits than its factorization.

211431401014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18468.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 211431401014 its reverse (410104134112), we get a palindrome (621535535126).

The spelling of 211431401014 in words is "two hundred eleven billion, four hundred thirty-one million, four hundred one thousand, fourteen".