211214435402 has 32 divisors (see below), whose sum is σ = 327554466624. Its totient is φ = 102082579200.

The previous prime is 211214435371. The next prime is 211214435449. The reversal of 211214435402 is 204534412112.

It is a happy number.

It is a super-2 number, since 2×211214435402² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9384002 + ... + 9406482.

It is an arithmetic number, because the mean of its divisors is an integer number (10236077082).

Almost surely, 2^211214435402 is an apocalyptic number.

211214435402 is a deficient number, since it is larger than the sum of its proper divisors (116340031222).

211214435402 is a wasteful number, since it uses less digits than its factorization.

211214435402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23654.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 211214435402 its reverse (204534412112), we get a palindrome (415748847514).

The spelling of 211214435402 in words is "two hundred eleven billion, two hundred fourteen million, four hundred thirty-five thousand, four hundred two".